39 steps wm3319wm3319 signature 23→33 rule {{{1, 2, 1}, {3, 4, 5}} -> {{3, 6, 3}, {1, 6, 5}, {7, 1, 3}}} {{{1, 2, 1}, {3, 4, 5}} -> {{3, 6, 3}, {1, 6, 5}, {7, 1, 3}}}