
50 steps
wm7981wm7981
signature
23→43
rule

{{{1, 2, 2}, {3, 4, 5}} -> {{6, 1, 1}, {7, 8, 6}, {7, 2, 1}, {3, 7, 9}}}
{{{1, 2, 2}, {3, 4, 5}} -> {{6, 1, 1}, {7, 8, 6}, {7, 2, 1}, {3, 7, 9}}}