
50 steps
wm5819wm5819
signature
23→43
rule

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