
50 steps
wm3261wm3261
signature
23→43
rule

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