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A080627
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Consider 3 X 3 X 3 Rubik cube, but only allow the squares group to act; sequence gives number of positions that are exactly n moves from the start.
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0
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1, 6, 27, 120, 519, 1932, 6484, 20310, 55034, 113892, 178495, 179196, 89728, 16176, 1488, 144
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OFFSET
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0,2
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COMMENTS
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Not every position can be reached using this restricted set of moves. Number of positions that can be reached = 663552.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,fini,full
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AUTHOR
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STATUS
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approved
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