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A159729 Number of permutations of 4 indistinguishable copies of 1..n arranged in a circle with exactly 3 local maxima. 0
24, 13896, 3347088, 595973360, 93992305032 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..6.

CROSSREFS

Sequence in context: A208190 A284985 A013729 * A028694 A091777 A279299

Adjacent sequences:  A159726 A159727 A159728 * A159730 A159731 A159732

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 20 2009

STATUS

approved

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Last modified February 16 21:59 EST 2019. Contains 320200 sequences. (Running on oeis4.)