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A130651 1/16 the number of permutations of 0..n having exactly 3 maxima. +0
1
0, 0, 0, 0, 1, 17, 180, 1536, 11616, 81552, 545536, 3532544, 22368000, 139434240, 859634688, 5258379264, 31986270208, 193796182016, 1170829049856, 7059331547136 (list; graph; listen)
OFFSET

0,6
CROSSREFS

Cf. A100575.

Sequence in context: A121793 A042985 A125405 this_sequence A142214 A066521 A055904

Adjacent sequences: A130648 A130649 A130650 this_sequence A130652 A130653 A130654

KEYWORD

nonn

AUTHOR

Ron Hardin (rhh(AT)cadence.com), Aug 11 2007

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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