ref: 9ef4ba83f62761b517db23a16e2f61e5861aae23
dir: /sys/games/lib/life/stargaterepeat/
......x...... .....x.x..... ....x.x.x.... ....x...x.... ..xx..x..xx.. .x....x....x. x.x.xx.xx.x.x .x....x....x. ..xx..x..xx.. ....x...x.... ....x.x.x.... .....x.x..... ......x......