P4 quinti-Snark

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p4 quinti-Snark
x = 140, y = 146, rule = B3/S23 139bo$137b2o$138b2o12$125bo$123b2o$124b2o12$111bo$109b2o$110b2o12$97bo $95b2o$96b2o3$69b2o$70b2o$69bo7$83bo$81b2o$82b2o12$69bo$67b2o$68b2o12$ 55bo$53b2o$54b2o12$41bo$39b2o$40b2o12$27bo$25b2o$26b2o$4bo9b2o$3b2o9bo $2b2o2bo5bobo$b2o2b3o4b2o$2bo2b2obo$b3o3b2o6$13bo$11b2o$12b2o4$2b2o12b 2o$bobo12bobo$bo7b2o7bo$2o6bo2bo6b2o$9b2o4$4b2o8b2o$4bo2b6o2bo$5b2o6b 2o$2b3o10b3o$2bo2bobo4bobo2bo$3b2o4b2o4b2o! #C [[ THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]] #C [[ WIDTH 480 HEIGHT 480 THUMBSIZE 2 ZOOM 12 GPS 30 LOOP 280 X -60 Y 56 ]]
Pattern type Reflector
Oscillator
Number of cells 67
Bounding box 20×31
Angle 180°
Period 4
Heat Unknown
Period multiplier
Colour Colour-changing
Discovered by Tanner Jacobi
Year of discovery 2018

p4 quinti-Snark is a period-quintupling 180-degree reflector discovered by Tanner Jacobi on October 30, 2018.[1] It uses a HW emulator, which makes it smaller than the p5 quinti-Snark and therefore useful in optimising the bounding boxes of numerous glider guns.

Also see

References

  1. Tanner Jacobi (October 20, 2018). "Re: Execution of Old Guns by Variable-Speed Firing Squad". Retrieved on November 17, 2018.