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Search: id:A025609
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A025609 Number of n-move rook paths on 8 X 8 board from given corner to adjacent corner. +0
1
0, 1, 6, 64, 720, 9136, 122016, 1673344, 23216640, 323773696, 4525272576, 63308468224, 886046453760, 12403017773056, 173632453287936, 2430795572936704, 34030785382318080 (list; graph; listen)
OFFSET

0,3

FORMULA

G.f.: [x-12x^2]/[(1+2x)(1-6x)(1-14x)].

CROSSREFS

Adjacent sequences: A025606 A025607 A025608 this_sequence A025610 A025611 A025612

Sequence in context: A034665 A067447 A083225 this_sequence A141008 A087488 A099343

KEYWORD

nonn,walk

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.


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