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Search: id:A151603
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A151603 Number of permutations of 5 indistinguishable copies of 1..n arranged in a circle with exactly 2 adjacent element pairs in decreasing order. +0
1
0, 80, 1395, 12560, 96575, 698940 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A052519 A126861 A038727 this_sequence A060623 A132466 A154307

Adjacent sequences: A151600 A151601 A151602 this_sequence A151604 A151605 A151606

KEYWORD

nonn

AUTHOR

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

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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