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A151635 Number of permutations of 3 indistinguishable copies of 1..n with exactly 5 adjacent element pairs in decreasing order. 0
0, 54, 128124, 40241088, 5904797049, 592030140912, 47871255785661 (list; graph; refs; listen; history; internal format)
OFFSET

2,2

CROSSREFS

Sequence in context: A084226 A071800 A093254 * A159732 A174946 A057965

Adjacent sequences:  A151632 A151633 A151634 * A151636 A151637 A151638

KEYWORD

nonn

AUTHOR

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

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Last modified February 16 07:06 EST 2012. Contains 205870 sequences.