There are only 5478 game states (without even taking symmetries into account), so 13 bits should be enough actually. I did something like this a while ago here

There are only 5478 game states (without even taking symmetries into account), so 13 bits should be enough actually. I did something like this a while ago here, to produce the smallest possible implementation of the game in pure HTML: https://code.up8.edu/-/snippets/6 https://code.up8.edu/-/snippets/6