198 steps wm6337wm6337 signature 23→33 rule {{{1, 1, 2}, {2, 3, 4}} -> {{5, 5, 3}, {5, 4, 4}, {2, 5, 1}}} {{{1, 1, 2}, {2, 3, 4}} -> {{5, 5, 3}, {5, 4, 4}, {2, 5, 1}}}