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A152513 1/21 of the number of permutations of 6 indistinguishable copies of 1..n with exactly 2 local maxima. 0
0, 5, 497, 42581, 3584693, 301183841 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A206502 A198249 A160363 * A012822 A124358 A198719

Adjacent sequences:  A152510 A152511 A152512 * A152514 A152515 A152516

KEYWORD

nonn

AUTHOR

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

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Last modified February 15 19:15 EST 2012. Contains 205852 sequences.