I recommend seeing this: https://en.wikipedia.org/wiki/Oscillator_(cellular_automaton)
In this problem, all he wants is how many steps are necessary for the automaton to repeat itself.
Create an n-by-n null matrix and fill with ones certain positions
GJam March 2016 IOW: Clock Dance
REPMAT Enhancement - Faster for Large Row Replication of Vector
Kaggle: Planetoid Game of Life - Solve 3000 of 50000 Puzzles
Rubik's Mini Cube: Solve Randomized Cube in 11 Moves or Less; Score is by Time (msec)
GJam 2014 China Rd B: Dragon Maze
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