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p20 gun

Posted: May 13th, 2013, 3:29 am
by Sokwe
Here is a true-period p20 gun based on Noam Elkies' p24 gun:

Code: Select all

x = 102, y = 74, rule = B3/S23
61bo$60b3o$60b3o$60bobo$60b3o$59b5o3b2o$58bo5bo3bo2bo$58bo5b3obobobo$
55b2obob2o3bob2o2bo$56bobob2o2bo3bo$56bo2bobo2b4o$57bobob2o2bo2b3o$56b
2obob2o4bo3bo$58bo4b2o3b3o$58bob5obobo$59bobo2b4o2$60bob2o$59bo4b3o3b
2o$59b2o2b6o2bo$62b2o5b2o$54b2ob5obo4bo$52bo2bobo4bobobobo$52b2o4bo3bo
4bo$56b2obo2b3o2bobo2b2o$55bo3bob2o5bobo2bo$55b2ob2o2bob2o4b2o$58b4o7b
o$55b2o5b2o2bo2bo$55bob2o8bobobo$52b2obob3ob4obobobobo$52bobo9bobobobo
bo$54bobo4b2ob2obo2bob2o$52bob2o4bo6b2obo$52b2o3bob2o5bobobo$50b2o3b2o
bobo3bobo3b2o$51bob2obo3b4o5bo$49bo2bo3bob2obo2b4obo$49b2obo3b2ob2o3b
2o3bob2o$50bob2o6b2o4b2obob2o$50bo5bo2bo3b3o3bo$51b6obobo7b2o$56bob2ob
o2b4o2b2o$53b2ob2o2bobobo3b2o2bo$52bo9bo3bo4bo6bo6b2o$26bo2bobo20bo2b
2o4bobo2bob3o6bobo4bo2bo2bo4b2o$9b2o3bo11b4ob3o11b2o4b2obo2bo7bob2o7bo
2bo4bobo3b3o2bobo2b2o$8bo2bobobo3b2o3b2o8bo3bobo4bo2bo3bob2o2bo2bob2o
11b4ob2obo2b3o3bobo2bo2bo$8bobob2o2bo2b2o2bo3b2ob4obobob2o5b3o2bo2bo4b
o2b2obo15bobobobo2bo2bob2obobo$5b2obobo3bobo7b3obobo4bobo13b2o3b3obo3b
2o12b3o3b2o4bo2bo4bob2o$5bobo2bob2obob7o2bobo3b4ob6ob7o6b4o3b2o11bo6bo
2bo3bo3b2obo$3bobo7bobobo5bo2bo15bobo5bo5bo8bo9b3o2bobo2b2o2bobobo4bo$
2bobobobob2ob2o4bobo4b2ob2o2bo5b3o3bobo6b2o5b2obo10b2obobob2o2bobob2ob
5o$2bobob4o4bobo2bobo3bob3obobobob2o7bobo14bo10bo4bo4b2o2bo3bo$obo2bo
5b4ob3o2b2ob3o3b2obo4bo5bobo11b2o7bo5bo3b2obobobo3bo3bo2bo$2obobob4o4b
o3b2o6bo2bo2bob2ob2o2bo6b2o14bo2bo4bo3bo2b2obo2bob2o3b3o$3bo2bobo2b3o
2b2o3b4ob2o3b3o2bobo2bobobo3b2o7b3o2b3ob3o3bo4bo4bob2o$3b2obo3bo2b2obo
4bo2bobo7bo2bo2b2obobobo2bo13bobobo4bo3bo2b2obo2bob2o3b3o$b2o2bo2bobo
5bo7bobo6bo4b2o2bob2o4bo3b3o5b6o5bo3b2obobobo3bo3bo2bo$o2bobob2ob2o4b
2o5b2ob2o4bob4o2bobo3bobo2bo3b2o5bo3bo7bo4bo4b2o2bo3bo$3o2bo2bobo3b2o
2bob2o2bobo6bo4b2o2bob2o4bo3b3o5bo12b2obobob2o2bobob2ob5o$3b2obo3bo2bo
bob2obo3bobo7bo2bo2b2obobobo2bo15bo8b3o2bobo2b2o2bobobo4bo$2obo2bobo2b
3o3bo3b4ob2o3b3o2bobo2bobobo3b2o8b2o6bo9bo6bo2bo3bo3b2obo$o2bobob4o4bo
3b2o6bo2bo2bob2ob2o2bo6b2o14b3o10b3o3b2o4bo2bo4bob2o$2bo2bo5b4ob3o2b2o
b3o3b2obo4bo5bobo34bobobobo2bo2bob2obobo$b2obob4o4bobo2bobo3bob3obobob
ob2o7bobo8bo2bo15b4ob2obo2b3o3bobo2bo2bo$bo2bobobob2ob2o4bobo4b2ob2o2b
o5b3o3bobo7bo2b2o2bo8bo4bo2bo4bobo3b3o2bobo2b2o$2b2obo7bobobo5bo2bo15b
obo10bo2b2o2bo9bo4bobo4bo2bo2bo4b2o$5bobo2bob2obob7o2bobo3b4ob6ob6o7b
4o9b3o5bo6b2o$5b2obobo3bobo7b3obobo4bobo11bo5bobo2bobo$8bobob2o2bo2b2o
2bo3b2ob4obobob2o5bo8b2o4b2o$8bo2bobobo3b2o3b2o8bo3bobo4bobo28bo$9b2o
3bo11b4ob3o12bo30bo$26bo2bobo43b3o!

Re: p20 gun

Posted: May 13th, 2013, 12:51 pm
by 137ben
The following pseudo-period 20 rotor was found by extrementhusiast awhile ago:

Code: Select all

x = 217, y = 179, rule = B3/S23
187b2o$187bobo$157bo24b2o4b3o12bo$156bobo19b4o2bo4b3o8b4o4bo$156b2obo
7b2o9b3ob2o4b3o8b4o5bo$139bo16b2ob2o6bobo17bobo9bo2bo9b2o$139b2o15b2ob
ob3o6bo16b2o10b4o9b2o$127b2o11b2o14bobo2bo2bo2bo2bo20bo8b4o$126b3o3bo
7b3o14bo4b2o6bo19bo12bo$123bob2o4b4o5b2o25bobo6b2o12b3o$123bo2bo4bo4bo
2b2o26b2o7bobo$123bob2o5bo3bo2bo38bo$126b3o3b2obo18bobo21b2o$127b2o25b
2o5b2o9b2o$155bo4bo2bo2b3o2bo2bo$160b3o2b5o2b3o$140bobo20b9o$141b2o19b
o9bo22b3o$141bo20b2o7b2o22bo12bo$120b3o73bo8b4o$119bo3bo42bo25b2o10b4o
5b2o$118bo5bo39bo2bo24bobo9bo2bo4bo2bo$118b2obob2o25b4o14bo7bo6b3ob2o
4b3o8b4o4bo2bo$149bo3bo10bo3bo6bo7b4o2bo4b3o8b4o3bo$128b2o23bo11b4o6b
3o9b2o4b3o12bo3bo$121bo7bo20bobo39bobo17bobo$120bobo6bobo7b2o51b2o18bo
bo$120bobo7b2o7b2o4bo25bo41bo$121bo14b2o6b5ob2o18bo$135b3o5bo2b2o4bo
17b3o$121b2o13b2o5b2o8bo8b2o46b2o3b2o$121b2o16b2o4bo7bo8b2o46bo5bo$
139b2o12bo$152bo33b3o22bo3bo$150b2o34bo19b2o4b3o$187bo18b2o2$130b2o29b
o$120b2o7bo2bo27bo8b2o9b3o$120b2o6bobobo18b2o7b3o6bo2bo9bo23bo$128bo2b
o19bo21bo7bo5bo6b2o9b3o$127bo15bo5bobo21bo12b4o4bobo7bo3bo3b2o$128bobo
11b2o5b2o5bo16bo11b2obobo3bo8bob3obo2b2o$141b2o12bo6b2o5bo2bo11b3obo2b
o12b5o$140b3o12b3o3bobo5b2o14b2obob2o$141b2o3b2o13bo24b4ob3o$142b2o16b
2o25bo4bobo$129bo7bo5bo31b2o17bo$121bo7b2o4bobo36bo19b2o5b3o$120b3o5bo
bo5b2o35bo12b2o13bo$119b5o39b2o8bo7bo4b2o14bo$118b2o3b2o38b2o8bo8b2o5b
2o6b2o$119b5o22bo27bo4b2o2bo5b3o5b2o$119b5o7bo2bo10bo29b2ob5o6b2o$120b
o2bo5bo2b2o2bo8b3o33bo4b2o$120bo3bo4bo2b2o2bo49b2o$124bo6b4o39bobo$
121b2obo4bobo2bobo4bo16b4o11bo29b3o$123bo5b2o4b2o3bo17bo3bo10bo3bo24bo
3bo$140b3o15bo14b4o24bo5bo$159bo2bo38b2obob2o$120b2o3b2o$120bo5bo9bo8b
o$135bo8b3o7b2o2b3o2b2o20bo$121bo3bo9b3o5b5o6bo2b5o2bo19b2o$108b2o12b
3o30b9o20bobo$107bo2bo41b3o9b3o39b2o$104b2o2bobo20bo20bo2bo7bo2bo4bo
34bo$104bob2obo20bo22b2o9b2o5b2o25b2o7b3o$109bobo18b3o37bobo18bob2o3b
3o8bo$105b3obob3o6b2o65bo2bo3bo5b2obo$104bo4bo4bo6bo21b5o10b2o26b2o2bo
4bo4bo2bo$104b3o2bob3o4b3o5bo17b3o10bobo25b2o5b4o4b2obo$111bo6bo6bo19b
o10bo6b2o4bo14b3o7bo3b3o6b2o$102b5ob2o15b3o28bo2bo2bo2bo2bobo14b2o11b
2o7bobo$102bo3b2o48bo6b3obob2o15b2o21bo$104bo44b2o6bobo6b2ob2o16bo21b
2o$103b2o2bo13bo26bobo7b2o7bob2o$102bo4b3o10bo27bo19bobo$100bo2bobo2bo
11b3o24b2o20bo$100b2obob2obo$103bo4b2ob2o$103b2obo5bo3bo$99b2o6bo7bo$
100bo10bo3b3o$100bobo$101b2o2$105bobo3bo$105bo2bo$105bo2bo$102b2o2b2o$
101bobo10b2o$103bo10bobo$105bo10bo$109bo6b2o$97b2o5bo5bob2o$96bobo5b2o
b2o4bo$98bo9bob2obob2o$47bo20b2o38bo2bobo2bo$46bobo19bo38b3o4bo$46b2ob
o7b2o7bobo23b2o15bo2b2o$6b2o21bo16b2ob2o6bobo6b2o23bobo18bo$7bo21b2o
15b2obob3o6bo32bo15b2o3bo$7bobo7b2o11b2o14bobo2bo2bo2bo2bo46b2ob5o$8b
2o6b3o3bo7b3o14bo4b2o6bo10bo26bo6bo$13bob2o4b4o5b2o25bobo10b3o14b2o7b
3o4b3obo2b3o$13bo2bo4bo4bo2b2o26b2o10b5o12bobo6bo6bo4bo4bo$13bob2o5bo
3bo2bo58bo6b2o6b3obob3o$7bo8b3o3b2obo18bobo58bobo$7b3o7b2o25b2o5b2o9b
2o43bob2obo$10bo34bo4bo2bo2b3o2bo2bo17b2o22bobo2b2o$9b2o39b3o2b5o2b3o
16bobo22bo2bo$30bobo20b9o21bo8b3o12b2o$31b2o19bo9bo6b5o17bo3bo$31bo20b
2o7b2o7b3o$71bo5b2o11bo5bo$56bo19bobo11b2o3b2o$9b2obob2o38bo2bo20bo$9b
o5bo24b4o14bo$10bo3bo24bo3bo10bo3bo21b2o4b2o5bo$11b3o29bo11b4o13b2o6bo
bo2bobo4bob2o$40bobo28bobo8b4o6bo$29b2o42bo6bo2b2o2bo4bo3bo$29b2o4bo
44bo2b2o2bo5bo2bo$26b2o6b5ob2o40bo2bo7b5o$18b2o5b3o5bo2b2o4bo24b2o24b
5o$18b2o6b2o5b2o8bo8b2o12bobo23b2o3b2o$14bo14b2o4bo7bo8b2o14bo14bo9b5o
$15bo13b2o12bo38bo3bobo5b3o$13b3o5b2o19bo39bo3b2o7bo$22bo17b2o20b2o9bo
13bo$22bobo4bo25b2o4bobo9b2o$23b3ob4o24bo7bo5b2o3b2o$25b2obob2o14b2o5b
obo18b3o$8b5o12bo2bob3o11bo2bo5b2o19b2o$3b2o2bob3obo8bo3bobob2o11bo22b
2o5b2o13bo$3b2o3bo3bo7bobo4b4o12bo21bobo5bo12b2obo$9b3o9b2o6bo5bo7bo
21bo19bo$10bo23bo9bo2bo16b2o18bobo2bo5b2o$34b3o9b2o36bo2bo7b2o$52b2o
31b2o$51bobo$9b2o42bo$2b3o4b2o54b2o$bo3bo23b2o33bo$29b2o16b2o14bo12b2o
$o5bo39bobo4b2o8bo7bo4b2o16b2o$2o3b2o41bo4b2o8bo8b2o5b2o13b2o$64bo4b2o
2bo5b3o$65b2ob5o6b2o14bo$3bo33bo33bo4b2o7b2o7bobo$2bobo18b2o10bobo38b
2o7bobo6bobo$2bobo17bobo11b2o26bobo20bo7bo$4bo3bo12b3o4b2o18b4o11bo23b
2o$4bo3b4o8b3o4bo2b4o14bo3bo10bo3bo$bo2bo4b4o8b3o4b2ob3o14bo14b4o25b2o
bob2o$bo2bo4bo2bo9bobo24bo2bo39bo5bo$2b2o5b4o10b2o68bo3bo$8b4o8bo73b3o
$8bo12bo22b2o2b3o2b2o20bo$19b3o10b2o10bo2b5o2bo19b2o$31bobo11b9o20bobo
$33bo8b3o9b3o$42bo2bo7bo2bo4bo$43b2o9b2o5b2o25b2o$37b2o21bobo18bob2o3b
3o$27b2o9bo38bo2bo3bo5b2obo$27b2o9bobo7b2o26b2o2bo4bo4bo2bo$39b2o6bobo
25b2o5b4o4b2obo$13bo32bo6b2o4bo14b3o7bo3b3o$13b4o29bo2bo2bo2bo2bobo14b
2o11b2o$3b2o9b4o10b2o16bo6b3obob2o15b2o$3b2o9bo2bo9bobo17bobo6b2ob2o
16bo$8bo5b4o8b3o4b2ob3o9b2o7bob2o$8bo4b4o8b3o4bo2b4o19bobo$13bo12b3o4b
2o24bo$27bobo$28b2o!
Now, it can be made into a true p20:

Code: Select all

x = 174, y = 175, rule = B3/S23
110b2ob2o3b2o$107b2o2bobobo2bo$106bob2o3bobo3b3o$106bo3b3obob3o3bo$
107b2o3bo3bo3b2o$104b3o2b2o2b3o2b2o2b3o$104bo2b2o2b2o3b2o2b2o2bo$105b
2o3bo3bo3bo3b2o$102b3o2b2ob2ob3ob2ob2o2b3o$101bo3b2obobo7bobob2o3bo$
101bob2ob2o2bob5obo2b2ob2obo$102bo2bo3bobo2bo2bobo3bo2bo$103bobobobobo
5bobobobobo$102b2obobobob2o3b2obobobob2o$101bo2bo4bo3bo2bo2bo4bo2bo$
102bo2b2o3bob2o4bo3b2o2bo$103b2o2b3o4b4ob3o2b2o$105b2o2bob2obo2bobo2b
2o$105bobobo2b2o5bobobo$102b2obo2bobo7bobo2bob2o$102b2obo4bob2o4bo4bob
2o$105bo2b2obobo2b2ob2o2bo$105bobobobo5bobobobo$103bob2o4bo2bo2bo4b2ob
o$102bobo3b2ob7ob2o3bobo$102bobob2obo9bob2obobo$100b2o2b3o4b7o4b3o2b2o
$101bobo6b2o2bo2b2o6bobo$101bob2obo15bob2obo$100b2o3b3o13b3o3b2o$103b
2o2bo2bo7bo2bo2b2o$100b2obo4b2obo5bob2o4bob2o$101bobo2b2o3bo2bo2bo3b2o
2bobo$101bobobo2b4obobob4o2bobobo$102bo2bobo4bobobo4bobo2bo$103b3o3b2o
3bo3b2o3b3o$110b2o2bo2b2o$103b3o2bo3bobobo3bo2b3o$102bo2bob2ob2obobob
2ob2obo2bo$103bobobo2bo2bobo2bo2bobobo$102b2obob2o3bobobo3b2obob2o$
105bobo3b2o3b2o3bobo$105b2o3bo2b3o2bo3b2o$110b3o3b3o$105b2o3bo2bobo2bo
3b2o$102bo2bobob2ob2ob2ob2obobo2b2o$101bobobob2o2bo2bo2bo2b2obobobo$
102bo2bobobo3bobo3bobobobo$105bo5bo5bo5bob2o$104b2o3b2o2b3o2b2o3bo11b
2o$110bob5obo3b2o9b3o2bo$111b7o6b2obo4bo4b2o$124bob4o2bob3o2b2ob2o6b2o
$130bobobo2bobo3bo6bo$121bo3b3o2bobo4bo2b3o9bo$103b2o16bo4bobo3bo5bobo
2b3ob2o2b2o12bo$103bo2b2o14bobo3bob4ob4o2bo3bobobo11bob3o$104b2obo5b3o
7b2o2bo2bo4bo3bo3b2o4bob2o8b2o$108bo3bo3bo6b2obo4b2o3bobo4b2ob2o2bobo
6b2o3b4o$108bo3bo3bo6bobo5bobob2o2bo3bo2b4o2bob2o2bo2b3o4bo$104b2obo4b
o3bo6b2o5bobob2ob4o5bo5bobobo2bo4b2o2b5o$103bo2b2o5b3o5bo4bobo2bo2bob
2o3bobo2bobo3bo5b2ob5o2b2ob3o$103b2o16bo3bo3b2o6bo3bobobob5obo2bo2bob
2o5b5o$120bo4b2obo4bo3bo5bobo3bo2b3obo2b2o7bo$111bo9bob2obo3b2obob2obo
2b3o3bobobo2b2o2b3o2b2ob2o$111bobo2b3o3b4obo3bobob2o4bo5bo6b2o2bo3b2ob
2o$111b2o3bobo9b2obo2bobob2o2b2obo5bo2b2o2b2o3bo2bo$83b2o31b3o8bo3bo2b
obo3b2o2bo4b2o3bo3bo2bobobo2bo$82bo2bo41b2obobo6b2ob2o4bo2b2obo4b2obob
5o$79b2o2bobo20bo21bobob6o6b3o2bo3bo6bobo$79bob2obo21bobo19bo2bo6b6o3b
2o4bobo4bobo3bo$82bobobo19b2o21bobo2b2o2bo5bo2bo6b2o5bo3bobo$80b3obob
3o27b3o11bo3b2o5b3o5bo16bo$47b2obo13bob2o11bo3b2o4bo25b5o21bo6b2o$47bo
b2o13b2obo11b3o4b3o12bo11b9o$82bobobo14bobo8bobo5bobo$48b5o9b5o10b3o2b
o2bo15b2o4b2o5bo5bo5b2o$47bo5bo7bo5bo9bo2bo25bobo2bo3b5o3bo2bobo$46bo
2bobobo7bobobo2bo10bo25bo2bobob2obobobob2obobo2bo$46b6obob2ob2obob6o9b
2ob2o13bo9b3obobo4bo4bobob3o$53bo2bobo2bo15bo2b4o12bobo11b2ob4ob4ob2o$
48b4obo2bobo2bob4o8bo2bo17b2o10b2obo4bobo4bob2o$47bobo4b2o3b2o4bobo7b
2obob2obo2bo21bo3b4o3b4o3bo$47bo2b4o7b4o2bo10bo2bo5bo21b3obo2b3o2bob3o
$46b2ob2o2bo7bo2b2ob2o9b2o2b2o3bo3bo14b3o2b2ob2o3b2ob2o2b3o$48bo7bobo
7bo7b2o7b4o4bobo11bo3b2obobo2bo2bobob2o3bo$48bo3b5ob5o3bo8bo15b2o12bob
o4b2o2b3o2b2o4bobo$46bob3o13b3obo6bobo28bob2o15b2obo$45bobo4b2o2b3o2b
2o4bobo6b2o6bo23bo3b5ob5o3bo$45bo3b2obobo2bo2bobob2o3bo12bo3bo21bo3bo
3bobo3bo3bo$46b3obo3b2o3b2o3bob3o12bo4bo19b2ob2o2bo7bo2b2ob2o$49bo3bo
2b3o2bo3bo15bo5b2o18bo2b4o7b4o2bo$48bo4b3o3b3o4bo14bo25bob2o3b2o3b2o3b
2obo$48b2o3bo2bobo2bo3b2o15bo25b2o2b2o2bobo2b2o2b2o$50bob2ob2ob2ob2obo
11b3o4bo6bo20bobo2bobo2bobo$46b3ob2o2bo2bo2bo2b2ob3o9bo6bo2b2obo14b4o
3bob2ob2obo3b4o$45bo2bobobo3bobo3bobobo2bo7bo13bo14bo2bo3bo7bo3bo2bo$
46bobo5bo5bo5bobo11b4o7b2o14bo5bo7bo5bo$47b2o3b2o2b3o2b2o3b2o11bo3b2o
2b2o19b5o9b5o$53bob5obo9b3o5bo5bo2bo$54b7o12bo6bo2bob2obob2o15bob2o13b
2obo$25b2o6bo38bo15bo2bo15b2obo13bob2o$8bo16bo5b3o5b2o3bo38b4o2bo$7bob
o3bo5b2o6bo2bo5bo2b2o2bobo38b2ob2o$8bo3bobo4bobo4b2o3b6o6bo2bo19b3o18b
o$12bobo6bo3bo2b3o6b6obobo21bo17bo2bo$6b5obob2o4bob2o2bo4bo3bo3bo4bob
2o9bo9bo13bo2bo2b3o$6bo4bobo3bo2bobob2o4bo2b2o2b2obo3b2o10bobo21bobobo
$7bo3bob3o2bob3obo5bob2o6bo2bobo4b2o26b3o4b3o$9b2o3bo6b2obo2bo5bob2o2b
obobobo3b4o3b3o2b3o13bo4b2o3bo$7bo2bo3b3o2bo3bobo2bob2obo3bo3bo3bo3bo
4bo8bo14b3obob3o$6bob2o14bo2bobobo4b3ob3o3b3o3bo9bo17bobobo$2bo3b3ob3o
6b2o2b5obobo2b2obo2bo3b4ob3o2bo12bo2b2o10bob2obo$3o3b2ob2o3b2obobo2bo
3bo4b3obo5b3o4bo3bo7bo6b2o2bo9bobo2b2o$2bo3b2o2bo2bobobo2bobo5bo3bo2bo
4bobobo3bo3b2o5bobo4b5o10bo2bo$6bo4b3o2bo2b2obo2b4ob3obo2bo3bo2b2o2b2o
2b2o4bo3bo19b2o$7b4o3b2o6bobo2bo2bob7o3bo5bo2b3o5bobo$12b2o8b2obobo3b
2obo11b4o2b2o6bo5b5o$9b3obo11bobobo2bobob3o3bobobob2o2bo14b2o2bo$9bo
12b2o2b2ob3o2bobo2b2obobobo3b4o13bo2b2o$22bo9b3o2bo3bo2b6o10bo$24bo6bo
3bobo2bobobo13bo3bo$23b2o6b2ob2o2b3obo2b4obo$36b2o4bo4bob2o5bo7bo$36bo
2b3o9b2o6b3o$38b2o11bo4b2ob3ob2o4b2o$48b2obo2b3obobobob3o2bo$49bobobob
4o3b4obobo2bo$47bobobobo6bo6bobobobo$47b2o2bo4b4ob4o4bo2bo$51b2obo4bob
o4bob2o$56b3o3b3o$51b3o5b3o5b3o$51bo5b2o3b2o5bo$48b2obobo4bobobo4bobob
2o$49bo2b2o2bo2bobo2bo2b2o2bo$48bo2bo4b2obobob2o4bo2bo$49b2o2b2o3bobob
o3b2o2b2o$52b3ob2o2bo2b2ob3o$49b3ob2obo3bo3bob2ob3o$48bo9bobobo9bo$47b
obobob5obobob5obobobo$47bobob3o3bo2bo2bo3b3obobo$46b2obo4b2obo5bob2o4b
ob2o$49b2obo2b2o7b2o2bob2o$46b2o5bo13bo5b2o$47bob5o13b5obo$47bobo2b2o
2b2o2bo2b2o2b2o2bobo$46b2o2b2o3bob7obo3b2o2b2o$48bobo3b2o9b2o3bobo$48b
obobo2bob7obo2bobobo$49bobo3bobo2bo2bobo3bobo$51bo5bo5bo5bo$51bob3ob2o
2bobob3obo$48b2ob3o2bo4b2obo2b3ob2o$48b2obob2obo7bob2obob2o$51bo3bo5b
2o2bo3bo$51bo3bobo2bob2obo3bo$49b2o2bobob4o4bobo2b2o$48bo2b2o3bo4b2obo
3b2o2bo$47bo2bo2b3o2bo2bo3b3o2bo2bo$48b2ob2o2bob2o3b2obo2b2ob2o$49bobo
3bobo5bobo3bobo$48bo2bobobobo2bo2bobobobo2bo$47bob5o2bob5obo2b5obo$47b
o6bobo7bobo6bo$48b4ob2ob2ob3ob2ob2ob4o$54bobo3bo3bobo$50bo3bo2b2o3b2o
2bo3bo$50b3o2b2o2b3o2b2o2b3o$53b2o3bo3bo3b2o$52bo3b3obob3o3bo$53b3o3bo
bo3b2obo$56bo2bobobo2b2o$55b2o3b2ob2o!

Re: p20 gun

Posted: May 13th, 2013, 2:05 pm
by calcyman
Vastly reduced bounding box, at the expense of slightly reduced glider-constructibility:

Code: Select all

x = 156, y = 109, rule = B3/S23
85b2obo13bob2o$85bob2o13b2obo2$86b5o9b5o$85bo5bo7bo5bo$84bo2bo3bo7bo3b
o2bo$84b4o3bob2ob2obo3b4o$89bobo2bobo2bobo$86b2o2b2o2bobo2b2o2b2o$85bo
b2o3b2o3b2o3b2obo$85bo2b4o7b4o2bo$84b2ob2o2bo7bo2b2ob2o$86bo3bo3bobo3b
o3bo$86bo3b5ob5o3bo$84bob2o15b2obo$83bobo4b2o2b3o2b2o4bobo$83bo3b2obob
o2bo2bobob2o3bo$84b3o2b2ob2o3b2ob2o2b3o$87b3obo2b3o2bob3o$86bo3b4o3b4o
3bo$86b2obo4bobo4bob2o$88b2ob4ob4ob2o$84b3obobo4bo4bobob3o$83bo2bobob
2obobobob2obobo2bo$84bobo2bo3b5o3bo2bob2o$85b2o5bo5bo5bo11b2o$90bobo5b
obo2b2o9b3o2bo$91b9o5b2obo4bo4b2o$93b5o7bob4o2bob3o2b2ob2o6b2o$94b3o
14bobobo2bobo3bo6bo$77b2o5bo21b6o2bo3bo2b3o9bo$46b2obo13bob2o9bo2bo3bo
bo16b4o3bobobob2o2bobo2b3ob2o2b2o12bo$46bob2o13b2obo3b2ob2o2bobo2bobo
2b3o4b3o6bo2b2obobobo3b3obobo2bobobo11bob3o$71bobob2obo3bo2b2o15b2o2b
4o11bob2o3bobob2o8b2o$47b5o9b5o3bo6bobobobo7bobo5bo3b3o2bo5bo3b7obo2bo
2bobo6b2o3b4o$46bo5bo7bo5bo2b2o3b2o2bob2o8bobo5bo3b2o2b2o2b2o2bo3bo2bo
b3ob4o2bob2o2bo2b3o4bo$45bo2bobobo7bobobo2bobo3bo3bo7b2o5bo5bo3b2o3bo
3bobobo4bo2bo3bo5bobo2bobobo2bo2b2o3bo$45b3ob2obob2ob2obob2ob3o2bo2b4o
bob2o2bo2b3o13bo3bo4b3o5bob3o4bo3bo2bobob2o3b2ob2o3b3o$52bo2bobo2bo7bo
bo5b5obo2bo8b3o4bo2b3ob4o3bo2bob2o2bobob5o2b2o6b3ob3o3bo$47b6o2bobo2b
6o2bo2b4o8b2o18bo3b3o3b3ob3o4bobobo2bo14b2obo$46bo3bo2b2o3b2o2bo3bob2o
bo5bo14bo5bo2bo4bo3bo3bo3bo3bob2obo2bobo3bo2b3o3bo2bo$46bo4b2o7b2o4bo
2bo3bo17bo5b3o3b4o3bobobobo2b2obo5bo2bob2o6bo3b2o$45b2ob2o2bo7bo2b2ob
2obo2b2o17b3o2b2ob2o3b2o4bobo2bo6b2obo5bob3obo2b3obo3bo$47bob2o4bobo4b
2obo3bobo2b4o19b3o10b2o3bob2o2b2o2bo4b2obobo2bo3bobo4bo$47bo2b6ob6o2bo
3bo2bobo2bo20bo9b2obo4bo3bo3bo4bo2b2obo4b2obob5o$45bob3o13b3ob2obobob
2ob2o8bo21bobob6o6b3o2bo3bo6bobo$44bobo3b3o2b3o2b3o3bo3bobo2bo2b4o4bo
22bo2bo6b6o3b2o4bobo4bobo3bo$44bo3b2obobo2bo2bobob2o2bob2ob2o2b6o4b3o
21bobo2b2o2bo5bo2bo6b2o5bo3bobo$45b3o5b2o3b2o5b3obo41bo3b2o5b3o5bo16bo
$48bo3bo2b3o2bo3bo4bo52bo6b2o$47bo5b2o3b2o5bo3bobo9bo16bo$47b2o2bo3bob
o3bo2b2o4b2o22b4ob4o$49bo3b3ob3o3bo14b2o3bo4b2o4b2o5b2o4b2o$45b3o2b2o
4bo4b2o2b3o9bo9bobo2bo5bo5bo2bobo$44bo2bobo4bo3bo4bobo2bo8b2o2bo4bo2bo
bo4bo3bo4bobo2bo$45bobo2bo5bo5bo2bobo10b3o6b3o2b2o4bo4b2o2b3o$46b2o4b
2o5b2o4b2o24bo3b3ob3o3bo$52b4ob4o22b2o4b2o2bo3bobo3bo2b2o$56bo12b2o12b
obo3bo5b2o3b2o5bo$24b2o6bo35bobo14bo4bo3bo2b3o2bo3bo$7bo16bo5b3o5b2o3b
o26bo14bob3o5b2o3b2o5b3o$6bobo3bo5b2o6bo2bo5bo2b2o2bobo8b2o3b2o13b6o2b
2ob2obo2b2obobo2bo2bobob2o3bo$7bo3bobo4bobo4b2o3b6o6bo2bo7b3ob3o13b4o
2bo2bobo3bo3b3o2b3o2b3o3bobo$11bobo6bo3bo2b3o6b6obobo8bo3bo5b2o10b2ob
2obobob2ob3o13b3obo$5b5obob2o4bob2o2bo4b2ob2o6bobob2o8b3o5bobo11bo2bob
o2bo3bo2b6ob6o2bo$5bo2bobobo2bo3bo3b2o4bo2b2o3bobo2bo3bo8b3o7bo11b4o2b
obo3bob2o4bobo4b2obo$7bo2bo3b2o2b2o2bo5bob2o2b2obobo2bob2o35b2o2bob2ob
2o2bo7bo2b2ob2o$7b2ob2o3bo2b2o6bo5bo4b2obobo3bob4o29bo3bo2bo4b2o7b2o4b
o$6b2ob2o2b3o2b2o2bobobo3b3o2bob2obob2o3bob2obo6b2o16bo5bob2obo3bo2b2o
3b2o2bo3bo$5bo7b2o2bob3o2bo3bobo5bo3bo4bob2o4bo4bobo9b2o8b4o2bo2b6o2bo
bo2b6o$b5o5b2obo2bo2bob5obobobo3bo6b2o3bo3bo7bo8bo2bob5o5bobo7bo2bobo
2bo$3ob2o2b5ob2o5bo3bobo2bobo3b2obo2bo2bobo4bo12b3o2bo2b2obob4o2bo2b3o
b2obob2ob2obob2ob3o$b5o2b2o4bo2bobobo5bo5b4ob2obobo5b2o17b2o7bo3bo3bob
o2bobobo7bobobo2bo$5bo4b3o2bo2b2obo2b4o2bo3bo2b2obobo5bobo7b3o3bo8b2ob
o2b2o3b2o2bo5bo7bo5bo$6b4o3b2o6bobo2b2ob2o4bobo3b2o4bob2o7b3o3bo7bobob
obo6bo3b5o9b5o$11b2o8b2obo4b2o3bo3bo4bo2bo2b2o6bobobo6b2o2bo3bob2obobo
$8b3obo11bobobo3bo2b4ob4obo3bobo13b3o2bobo2bobo2b2ob2o3bob2o13b2obo$8b
o12b2o2b2ob3o2bobo5bo3bobo4bo16bobo3bo2bo9b2obo13bob2o$21bo9b3o2bo4bob
o2b3o3bo17bo5b2o$23bo6bo3bobo2bobobo13bobobo$22b2o6b2ob2o2b3obo2b4obo
7b5o$35b2o4bo4bob2o5b9o$35bo2b3o9b2o2bobo5bobo$37b2o11bo5bo5bo5b2o$47b
2obo2bo3b5o3bo2bobo$47bo2bobob2obobobob2obobo2bo$48b3obobo4bo4bobob3o$
52b2ob4ob4ob2o$50b2obo4bobo4bob2o$50bo3b4o3b4o3bo$51b3obo2b3o2bob3o$
48b3o2b2ob2o3b2ob2o2b3o$47bo3b2obobo2bo2bobob2o3bo$47bobo4b2o2b3o2b2o
4bobo$48bob2o15b2obo$50bo3b5ob5o3bo$50bo3bo3bobo3bo3bo$48b2ob2o2bo7bo
2b2ob2o$49bo2b4o7b4o2bo$49bob2o3b2o3b2o3b2obo$50b2o2b2o2bobo2b2o2b2o$
53bobo2bobo2bobo$48b4o3bob2ob2obo3b4o$48bo2bo3bo7bo3bo2bo$49bo5bo7bo5b
o$50b5o9b5o2$49bob2o13b2obo$49b2obo13bob2o!

Re: p20 gun

Posted: May 13th, 2013, 2:49 pm
by DivusIulius
calcyman wrote:[...]at the expense of slightly reduced glider-constructibility[...]
I seriously hope that was a metaphor...

Re: p20 gun

Posted: May 13th, 2013, 3:53 pm
by Kasuha
The gun can be reduced by using Jason Summers' p4 which he originally invented for the p24 gun in Dec 2002 (the current sparker collides with the p20 part).

Code: Select all

x = 78, y = 43, rule = B3/S23
25bo14bo$24bobo12bobob2o$23bo2bo2b2o7bo2bobobob2o$23bob2obobo8b3o3bobo
$22b2o2bobo14bobobo2bo$24b2obo2bo8b3o3bobobobo$24bo2bo10bo2b3o3bobobo$
21b2obo2bo3bo6b2o2bo2b3ob2o$22bob2obo3bo10bobo$22bo4bo14bo$23b3o2bobo
13b3ob2o$25bo2bobo14b2obo2bo$29b3o12bo3bob2o$28b2o2b2o6b2o2bo2bobo$30b
ob2o6bobob4obo4bo6b2o$31b2o11bo3bo4bobo4bo2bo2bo4b2o$26b2o5b2o6bobob3o
4bo2bo4bobo3b3o2bobo2b2o$15b2o5b2obobo4b3o6bo3bo6b4ob2obo2b3o3bobo2bo
2bo$5b2o4bo2bo2bo3bobobobob2o8b2o3bo12bobobobo2bo2bob2obobo$2o2bobo2b
3o3bobo3bo3bo2b2ob2o6b2obo11b2o3bob2o3bo3b2o2bob2o$o2bo2bobo3b3o2bob2o
b4o4b2o2bo5bo2bo9bo3bo4bo2bo3bo3b2o$bobob2obo2bo2bobobobo9bobobo6b3o9b
2o7bob2obobo2bobo$2obo4bo2bo4b2o3b3o7bo2b2o3b3o8bob3obobo3bobob2ob5o$
3bob2o3bo3bo2bo6bo14bo12bobobobob2o2bo3bo$3bo4bobobo2b2o2bobo2b3o16bo
4bo4b2obobobo3bo3bo2bo$4b5ob2obobo2b2obobob2o15bo8b2o3b2obo2bob2o3b3o$
9bo3bo2b2o4bo4bo13bo2bo3bo2b3obo3bob2o$6bo2bo3bo3bobobob2o3bo13bo8b2o
3b2obo2bob2o3b3o$6b3o3b2obo2bob2o2bo3bo6bo7bo4bo4b2obobobo3bo3bo2bo$
15b2obo4bo4bo4b2ob2o2bo11bobobobob2o2bo3bo$6b3o3b2obo2bob2o2bo3bo6bo5b
o8bob3obobo3bobob2ob5o$6bo2bo3bo3bobobob2o3bo10b3o11b2o7bob2obobo2bobo
$9bo3bo2b2o4bo4bo25bo3bo4bo2bo3bo3b2o$4b5ob2obobo2b2obobob2o27b2o3bob
2o3bo3b2o2bob2o$3bo4bobobo2b2o2bobo2b3o18bo11bobobobo2bo2bob2obobo$3bo
b2o3bo3bo2bo6bo8b4o9bo5b4ob2obo2b3o3bobo2bo2bo$2obo4bo2bo4b2o3b3o8b6o
6b3o5bo2bo4bobo3b3o2bobo2b2o$bobob2obo2bo2bobobobo11bo4bo15bobo4bo2bo
2bo4b2o$o2bo2bobo3b3o2bob2ob4o7bo2bo17bo6b2o$2o2bobo2b3o3bobo4bo2bo5bo
bo2bobo11bo$5b2o4bo2bo2bo4bobo6b2o4b2o12bo$15b2o6bo25b3o!

Re: p20 gun

Posted: May 20th, 2013, 8:56 am
by Tropylium
The robust "middleweight supervolcano" used here is the main new component, I presume?

Re: p20 gun

Posted: December 28th, 2014, 1:56 pm
by calcyman
The oscillator I posted, incorporating Karel's reduction:

Code: Select all

x = 95, y = 109, rule = B3/S23
55b2obo13bob2o$55bob2o13b2obo2$56b5o9b5o$55bo5bo7bo5bo$54bo2bobobo7bob
obo2bo$54b3ob2obob2ob2obob2ob3o$61bo2bobo2bo$56b6o2bobo2b6o$55bo3bo2b
2o3b2o2bo3bo$55bo4b2o7b2o4bo$54b2ob2o2bo7bo2b2ob2o$56bob2o4bobo4b2obo$
56bo2b6ob6o2bo$54bob3o13b3obo$53bobo3b3o2b3o2b3o3bobo$53bo3b2obobo2bo
2bobob2o3bo$54b3o5b2o3b2o5b3o$57bo3bo2b3o2bo3bo$56bo5b2o3b2o5bo$56b2o
2bo3bobo3bo2b2o$58bo3b3ob3o3bo2b2o10bo$54b3o2b2o4bo4b2o2bo2bo7b3o2bo$
53bo2bobo4bo3bo4bobob2o6bo5b3o$54bobo2bo5bo5bo2bo9bob4o3bo$55b2o4b2o5b
2o4b4o5b2obo2bobo2bo$61b4ob4o8bo12b3o$65bo10b3o$75bo8b8o$75b2o3b3ob6o
2bo$47b2o5bo18b2o7bo2b4o2b2o$16b2obo13bob2o9bo2bo3bobob2o13bobobo2bo$
16bob2o13b2obo3b2ob2o2bobo2bobo16bo7b4o$41bobob2obo3bo2b2o2bo5bo8bo2b
2o$17b5o9b5o3bo8bobobo3b3o5b3o4bo2bo3bo$16bo5bo7bo5bo2b2o3b3obob2o4b3o
4b2ob2o3bobo$15bo2bobobo7bobobo2bobo3bo3b2o6b2o2bo4b3o$15b4obobob2ob2o
bobob4o2bo2b4obob2o2bo10bo$22bo2bobo2bo7bobo5b2o2bobo2bob2o13bo14b2o3b
o$17b3ob2o2bobo2b2ob3o2bo2b3obobobo3b2o16bo3bo11bobobobo$16bo6b2o3b2o
6bob2obo2bo17bobo3bo3bo2b2o3b2o7bobo2bo$16bo3b3o7b3o3bo2bo3bobo16b2o4b
o4bo3bobobo7bob3o$15b2ob2o2bo7bo2b2ob2obo2b2o3bo15bo3bobo3b5o8b2o2bo$
17bo3bo3bobo3bo3bo3bobo2bo2bo20bo5bo2b2o2bo3b2obob4o$17bo4b4ob4o4bo3bo
2bo4bo20bo8bo3bo3b2obobo2bo$15bob2obo11bob2ob2obobob3o10bobo17b2obobob
o5b3o$14bobo4b2o2b3o2b2o4bo3bobo2bobo2b2o5b2o19bobo3b2obo$14bo3b2obobo
2bo2bobob2o2bob2ob2o2b2obobo6bo19bobo4b8o$15b3ob2o2b2o3b2o2b2ob3obo6b
5o28bo2b3o7bo$18bo3bo2b3o2bo3bo4bo8b2o16b5o9b2o2bo2b3o$17bo3b2obo3bob
2o3bo3bobo10bobo10bo5bo10bo4bo2bo$17b2o6bobo6b2o4b2o10b2o9b2o7b2o8b2o
4b2o$19bob2ob2ob2ob2obo14bo4bo4b2o3b2o7b2o3b2o$15b3obo3bo5bo3bob3o10b
2o7bobo2b2o2b2ob2o2b2o2bobo$14bo2bobo2bobobobobo2bobo2bo4bo4b3o5bo2bob
o2bobobobobo2bobo2bo$15bobo2b2o2b2ob2o2b2o2bobo6bo3b2o7b3obo3bo5bo3bob
3o$16b2o3b2o7b2o3b2o8bo15bob2ob2ob2ob2obo$5b2o4b2o8b2o7b2o21b2o4b2o6bo
bo6b2o$4bo2bo4bo10bo5bo23bobo3bo3b2obo3bob2o3bo$5b3o2bo2b2o9b5o9b2o5b
2o8bo4bo3bo2b3o2bo3bo$2bo7b3o2bo23b2o3b5o6bob3ob2o2b2o3b2o2b2ob3o$2b6o
5b2obo21bo4bobob2o2b2ob2obo2b2obobo2bo2bobob2o3bo$7b2ob3obobo7b2ob2o
14b2o2bobo2bobo3bo4b2o2b3o2b2o4bobo$2b3ob3o7b2o7b3o20b3obobob2ob2obo
11bob2obo$bo4b2ob2ob3o11bo6b2o12bo4bo2bo3bo4b4ob4o4bo$b2o2b2o12b3o12b
2o11bo2bo2bobo3bo3bo3bobo3bo3bo$4bo3bo6b3o15bo13bo3b2o2bob2ob2o2bo7bo
2b2ob2o$b3obo2bo4bobobo4bo26bobo3bo2bo3b3o7b3o3bo$o2bobo7b2o5bo29bo2bo
b2obo6b2o3b2o6bo$bobobobo10bob4o4b2o10b2o3bobobob3o2bo2b3ob2o2bobo2b2o
b3o$2bo3b2o21b2o5b2obo2bobo2b2o5bobo7bo2bobo2bo$28bo11bo2b2obob4o2bo2b
4obobob2ob2obobob4o$35bo2b2o6b2o3bo3bobo2bobobo7bobobo2bo$22bo13b3o4b
2obob3o3b2o2bo5bo7bo5bo$15b3o3b2o5b3o5b3o3bobobo8bo3b5o9b5o$13bo8bo5b
3o4bo2b2o2bo3bob2obobo$12bo4bobobo5bo3bo8bobo2bobo2b2ob2o3bob2o13b2obo
$12bo2b2o5bo3b3ob3o3b2obobo3bo2bo9b2obo13bob2o$2b2o10bo3bo2bo4b2o3b2o
7bo5b2o$2bo11bo3bo$3b9obo5bo$5b6o5b3o10bo$b3o6bo5bo8b4ob4o$o2bobo2bob
2o5b4o4b2o5b2o4b2o$bo3b4obo9bo2bo5bo5bo2bobo$2b3o5bo6b2obobo4bo3bo4bob
o2bo$4bo2b3o7bo2bo2b2o4bo4b2o2b3o$7bo10b2o2bo3b3ob3o3bo$20b2o2bo3bobo
3bo2b2o$20bo5b2o3b2o5bo$21bo3bo2b3o2bo3bo$18b3o5b2o3b2o5b3o$17bo3b2obo
bo2bo2bobob2o3bo$17bobo3b3o2b3o2b3o3bobo$18bob3o13b3obo$20bo2b6ob6o2bo
$20bob2o4bobo4b2obo$18b2ob2o2bo7bo2b2ob2o$19bo4b2o7b2o4bo$19bo3bo2b2o
3b2o2bo3bo$20b6o2bobo2b6o$25bo2bobo2bo$18b3ob2obob2ob2obob2ob3o$18bo2b
obobo7bobobo2bo$19bo5bo7bo5bo$20b5o9b5o2$19bob2o13b2obo$19b2obo13bob2o
!