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Search: id:A079737
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A079737 Number of positions that are exactly n moves from the starting position in the Hockey Puck puzzle. +0
2
1, 5, 20, 78, 297, 1130, 4225, 15472, 54143, 178274, 508805, 1062164, 1195536, 557174, 51373, 103 (list; graph; listen)
OFFSET

0,2

COMMENT

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 10! = 3628800. Here we only use moves of types a-e.

LINKS

Jaap Scherphuis, Puzzle Pages

CROSSREFS

Cf. A079735-A079738.

Sequence in context: A005283 A057552 A129869 this_sequence A028814 A079820 A117422

Adjacent sequences: A079734 A079735 A079736 this_sequence A079738 A079739 A079740

KEYWORD

nonn,fini,full

AUTHOR

njas, Feb 20 2003

page 1

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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