BlinkeSpawn wrote:15.1033 in likely 12: ...

Yes 15.1033 in 12:

`x = 109, y = 66, rule = B3/S23`

65bobo$66boo$66bo23$86bo$87bo$85b3o$$88bo$87bo$12bo74b3o$11bo29bo39bo$

11b3o26bobo37bobo$3bo36bobo37bobo$4boo8b3o24bo39bo$3boo9bo$15bo$bo36bo

39bo$boo35bo39bo28boo$obo35bo39bo25boobbo$103bobobo$46bo39bo15bo3bo$

46bo39bo14bo$46bo39bo14bobo$102boo$19boo$19bobo$19bo$15b3o$17bo$16bo7$

62b3o$64bo22b3o$63bo23bo$88bo$$83boo$82boo$84bo!

BlinkeSpawn wrote:15.1024 in 13: ...

15.1024 improved to 12:

`x = 153, y = 75, rule = B3/S23`

23bo$22bo39bo39bo$22b3o36bobo37bobo$61bobo37bobo$25b3o34bo39bo$25bo$

26bo3$bbo$3bo37boo38boo$b3o36bobbo36bobbo$5boo34boo38boo$4bobo$6bo$boo

39boo38boo62boo$obo39boo38boo61bobo$bbo142bobboo$146bobobo$147bo3bo$

152bo$151boo3$93bo$89boobbobo$90booboo$89bo$96bobo$96boo$97bo34boo$

132bobo$132bo11$137boo$137bobo$137bo13$141boo$140boo$142bo12$138boo$

137boo$139bo!

BlinkerSpawn wrote:15.890: ...

BlinkerSpawn wrote:15.890 in 13G: ... That was really difficult to fit in.

chris_c wrote:Down to 11G with a couple of tweaks:

I came up with a different 11-glider solution, where the two sparks and cleanup are separate:

`x = 134, y = 32, rule = B3/S23`

64bo$62boo$63boo$$58bo$58bobo15bo$58boo16bobo$50bo25boo$51boo$50boo4$

65bo$54bo9boo23boo18boo18boo$53boo9bobo21bobbo16bobbo16bobbo$53bobo31b

obobo15bobobo15bobobo$22boo18boo43boobboo14boobboo14boobboo$boo18bobbo

16bobbo6boo38bo19bo19bo$obo19boo18boo6bobo40bo19bo19bo$bbo49bo39boo18b

oo18boo$4boo$4bobo$4bo$$94bo19bo$30bo63bo19bo$30boo62bo19bo$29bobo$

115boo$115bobo$115bo!

BlinkerSpawn wrote:15.939: ...

15.939 in 12; it's likely that the 5-glider spark can be reduced to 3:

`x = 115, y = 30`

74bo$74bobo$74boo4$72bobo5bo$41bo30boo5bo$42boo29bo5b3o$41boo$22boo38b

oo$bobo17bobbo36bobbo$bboo17bobbo36bobbo46bo$bbo19boo38boo46bobo$76b3o

30bobbo$boo54bo18bo31bo3bobo$obo55bo18bo29bo5boo$bbo53b3o49b3o$60boo

48bo$61boo$60bo$83boo$83bobo$83bo$67boo$67bobo$67bo$58boo$57bobo$59bo!

yootaa wrote:15.835 ...

15.835 in 13:

`x = 155, y = 33, rule = B3/S23`

54bobo$55boo$55bo$67bobo$67boo$68bo$109bo$110bo$25boo19bo8boo51b3o$9bo

15boo17bobo8boo25boo28boo$7boo36boo35boo28boo17bo$3bo4boo55bo65bobo$4b

oo42boo14boo65boo$3boo44boo13bobo23bo29bo29bo$48bo40bobo8bo18bobo8bo

18bobo$boo59boo24bobbo8bo17bobbo8bo17bobbo$obo21boo16boo10boo5bobo24b

ooboboo5bo17booboboo5bo17booboboo$bbo21boo17boo9boo7bo27bobbo26bobbo

26bobbo$42bo48bobo27bobo27bobo$92bo29bo29bo5$97bo29bo$97bo29bo$97bo29b

o$$93b3o3b3o21b3o3b3o$$97bo29bo5boo$97bo29bo4boo$97bo29bo6bo!

yootaa wrote:15.848 ...

15.848 in 13:

`x = 122, y = 35, rule = B3/S23`

78bo$76bobo$77boo$88bo$89boo5bo$88boo7bo$95b3o$$98bobo$91bo6boo$91boo

6bo$90bobo3$4bobo$4boo18bo19bo19bo29bo$5bo17bobo17bobo17bobo27bobo$23b

oo18boo18boo28boo$3b3o5bo104boo$5bo4bo19bo19bo19bo29bo16bo$4bo5b3o16bo

bo17bobo17bobo27bobo15bobo$22boo5bobo10boo5bobo10boo5bobo20boo5bobo16b

obo$boo10b3o5bobbo5bo10bobbo5bo10bobbo5bo20bobbo5bo15bobobbo$obo10bo8b

oo18boo18boo28boo21bobobboo$bbo11bo101bo$4boo$4bobo58b3o27b3o$4bo$$50b

o$49boo$49bobo$45boo$46boo$45bo!

Goldtiger997 wrote:Can anyone find a cleanup in 5 gliders for this synthesis of 15.376? ...

chris_c wrote:Yes, found a 5 glider cleanup and saved a glider early on by using a hive instead of a boat.

13G in total: ...

I think you meant 15.476. This also reduces the related 17- and 18-bit bipole and triple w/two siamese feathers to 24 and 25 respectively:

`x = 150, y = 42`

bbo$obo29bo$boo29bobo$32boo96bo$129bo$129b3o$$117bo$118boo$31bo34bobo

48boo$29boo36boo56bo$5bobo22boo35bo42bo12bobo$6boo10bobo54bo35boo11boo

$6bo12boo51bobbobo32boo24bo$3bo15bo50bobobboo52bo4boo$bobo5bo12bo48boo

56bobo3boo$bboo6boo9bo107boo$9boo10b3o$91bo29bo$90bobo27bobo$90bobbo

26bobbo$91boo28boo$107boo32boo$52boo52bobo32bobo$52bobo53bo3bobo$23boo

3boo28boo13boo3boo13boo3boo13boo8boo3boo13bobobboo$23bobbobbo9boo13bob

obbo13bobbobbo13bobbobbo13bo9bobbobbo16bobbo$25boobo9boo15boobo16boobo

16boobo26boobo16boobo$27bo12bo16bo19bo19bo17boo10bo19bo$24bobo27bobo

17bobo17bobo19boo6bobo17bobo$24boo28boo18boo18boo19bo8boo18boo4$5boo$

4bobo$6bo3$8bo$8boo$7bobo!

yootaa wrote:15.986 ...

15.986 from 13. It should be possible to reduce the cleanup to 2 gliders.

`x = 254, y = 53`

9bo$10bo$8b3o$151bo$39bo111bobo$38bo112boo$38b3o$$6bo$4bobo$5boo5$205b

o$203bobo$63b3o27b3o47b3o58boo$$61bo29bo45bo3bo24bo39bo$61bo29bo46bobb

o24bo39bo$61bo29bo44b3obbo24bo39bo7$21bo40boo28boo48boo$19boo40bobbobb

oo22bobbobboo18boo22bobbobboo38boo38boo18boo$20boo39bobbo3bo22bobbo3bo

19bo22bobbo3bo39bo39bo19bo$62boo4bobobbo18boo4bobobbo14bobobbo18boo4bo

bobbo34bobobbo34bobobbo14bobobbo$20bo48b5o25b5o15b5o25b5o35b5o35b5o15b

5o$12bo6boo$12boo5bobo49bo29bo19bo29bo39bo39bo19bo$11bobo42boo12bobo

13boo12bobo17bobo13boo12bobo37bobo37bobo17bobo$boo52bobbo12bo13bobbo

12bo19bo13bobbo12bo39bo39bo19bo$obo53boo28boo48boo$bbo$5boo$6boo$5bo5$

39b3o$39bo$40bo$$19b3o$21bo$20bo!