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Sep 11, 2015 at 19:27 comment added Vladimir Reshetnikov It's clear that the Rubik cube can have only finite number of positions, so this sequence must be bounded and have a largest term.
Jul 9, 2012 at 12:25 comment added Gerry Myerson keyword:fini is how I found most of the ones I've posted.
Jul 9, 2012 at 8:45 history answered joro CC BY-SA 3.0