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Search: id:A079873
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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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+0
2
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| 1, 25, 300, 2300, 12650, 53130, 176176, 476104, 982335, 1596279, 1935294, 1684446, 1004934, 383670, 82614, 7350
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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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
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Jaap Scherphuis, Puzzle Pages
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CROSSREFS
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Cf. A079874.
Sequence in context: A029987 A017582 A158990 this_sequence A078488 A010941 A022620
Adjacent sequences: A079870 A079871 A079872 this_sequence A079874 A079875 A079876
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KEYWORD
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nonn,fini,full
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Feb 21 2003
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