168P22.1

168P22.1 is an unnamed period-22 oscillator. It was the first period 22 oscillator to be found,[1] and was discovered by Noam Elkies on April 17, 1997.[2] It works by hassling two traffic light predecessors. Four griddles are integrated into the oscillator to ensure overall stability.

168P22.1
<html><div class="rle"><div class="codebox"><div style="display:none;"><code></html> #O Noam Elkies, April 17, 1997 #C The first period 22 oscillator to be found. x = 33, y = 23, rule = B3/S23 12b2o5b2o12b$7b2o3bo7bo3b2o7b$8bo4bo5bo4bo8b$5b2obob3obo3bob3obob2o5b$ 8bobo3bo3bo3bobo8b$6bobo5bobobo5bobo6b$7bobo2b2obobob2o2bobo7b$8bo3bo 2bobo2bo3bo8b$4b2o8b2ob2o8b2o4b$2o2bo23bo2b2o$obobo4bo13bo4bobobo$2bob 2o3b2o11b2o3b2obo2b$obobo4bo13bo4bobobo$2o2bo23bo2b2o$4b2o8b2ob2o8b2o 4b$8bo3bo2bobo2bo3bo8b$7bobo2b2obobob2o2bobo7b$6bobo5bobobo5bobo6b$8bo bo3bo3bo3bobo8b$5b2obob3obo3bob3obob2o5b$8bo4bo5bo4bo8b$7b2o3bo7bo3b2o 7b$12b2o5b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]] <nowiki>#C [[ GPS 11 THUMBSIZE 2 ZOOM 10 ]]</nowiki> <html></code></div></div><canvas width="200" height="300" style="margin-left:1px;"><noscript></html> <html></noscript></canvas></div></html>
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Pattern type Oscillator
Number of cells 168
Bounding box 33×22
Period 22
Mod 22
Heat 45.1
Volatility 0.53
Strict volatility 0.41
Discovered by Noam Elkies
Year of discovery 1997

See also

References
  1. x-oscs-new-p020-035.lif oscillator collection, retrieved on April 9, 2009
  2. "Game of Life Status page". Retrieved on April 9, 2009.
  • 168P22.1 at Heinrich Koenig's Game of Life Object Catalogs
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