Circle of fire

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Circle of fire
4bobo$2bo2bo2bo$3bobobo$b3obob3o$5bo$5ob5o$5bo$b3obob3o$3bobobo$2bo2bo 2bo$4bobo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]] #C [[ LOOP 2 GPS 2 THUMBSIZE 2 HEIGHT 480 WIDTH 480 ]]
Pattern type Oscillator
Oscillator type Muttering moat
Family Clock
Number of cells 42
Bounding box 11×11
Period 2
Mod 1
Heat 28
Volatility 0.50
Strict volatility 0.50
Discovered by Mark Niemiec
Year of discovery 1973
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Circle of fire is a period-2 oscillator discovered by Mark Niemiec in 1973.[1] A large muttering moat, it looks like a cross-shaped pattern hassling four gliders.


  1. Robert Wainwright (September 1973). "Lifeline Volume 11". Lifeline page 14.

External links

  • 42P2.521 at Heinrich Koenig's Game of Life Object Catalogs