ref: 22b28520cd431c2f68acd66b877122379d704914
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......