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A079873
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Number of positions that are exactly n moves from the starting position in the Classic Lights Out puzzle.
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1
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1, 25, 300, 2300, 12650, 53130, 176176, 476104, 982335, 1596279, 1935294, 1684446, 1004934, 383670, 82614, 7350
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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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 8388608.
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LINKS
| Jaap Scherphuis, Puzzle Pages
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CROSSREFS
| Cf. A079874.
Sequence in context: A029987 A017582 A158990 * A078488 A010941 A022620
Adjacent sequences: A079870 A079871 A079872 * A079874 A079875 A079876
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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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