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Search: id:A151598
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A151598 Number of permutations of 4 indistinguishable copies of 1..n arranged in a circle with exactly 3 adjacent element pairs in decreasing order. +0
1
0, 24, 5292, 191920, 4441300, 86631624, 1564073084 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A007241 A106207 A100089 this_sequence A003787 A002555 A002198

Adjacent sequences: A151595 A151596 A151597 this_sequence A151599 A151600 A151601

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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