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A152502 1/12 of the number of permutations of 3 indistinguishable copies of 1..n with exactly 5 local maxima. +0
1
0, 0, 1, 7274, 6251162, 2764274116, 897380159188, 247392790837624 (list; graph; listen)
OFFSET

1,4

CROSSREFS

Sequence in context: A031763 A093224 A084276 this_sequence A031799 A116248 A140078

Adjacent sequences: A152499 A152500 A152501 this_sequence A152503 A152504 A152505

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net), Dec 06 2008

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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