198 steps wm2644wm2644 signature 23→33 rule {{{1, 2, 2}, {3, 2, 4}} -> {{1, 5, 1}, {5, 4, 4}, {3, 2, 5}}} {{{1, 2, 2}, {3, 2, 4}} -> {{1, 5, 1}, {5, 4, 4}, {3, 2, 5}}}