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Search: id:A151606
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A151606 Number of permutations of 5 indistinguishable copies of 1..n arranged in a circle with exactly 5 adjacent element pairs in decreasing order. +0
1
0, 2, 268128, 256405004, 82725015630, 17440046568756 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A152475 A124362 A058435 this_sequence A070694 A158346 A018854

Adjacent sequences: A151603 A151604 A151605 this_sequence A151607 A151608 A151609

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) May 21 2009

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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