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A080555
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Number of positions that are exactly n moves from the starting position in the Luminations Level 4 puzzle.
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0
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1, 1, 2, 5, 7, 12, 16, 24, 29, 43, 50, 69, 79, 88, 85, 85, 72, 63, 43, 28, 14, 9, 4, 2, 1
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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COMMENTS
| This is the number of positions that can be reached in n moves from the start, but which cannot be reached in fewer than n moves.
A puzzle in the Rubik cube family. The total number of distinct positions is 833. Here positions differing by rotations are considered the same.
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LINKS
| Jaap Scherphuis, Puzzle Pages
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CROSSREFS
| Cf. A080546-A080558.
Sequence in context: A024702 A161664 A080547 * A024924 A023668 A023564
Adjacent sequences: A080552 A080553 A080554 * A080556 A080557 A080558
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KEYWORD
| nonn,fini,full
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Feb 21 2003
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