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A151650 Number of permutations of 5 indistinguishable copies of 1..n with exactly 5 adjacent element pairs in decreasing order. 0
0, 1, 273504, 554083761, 359033166276, 146006641259682 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

CROSSREFS

Sequence in context: A137715 A013998 A114663 * A128479 A098786 A164520

Adjacent sequences:  A151647 A151648 A151649 * A151651 A151652 A151653

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) May 29 2009

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Last modified February 15 09:54 EST 2012. Contains 205763 sequences.