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A087925 Number of ways of arranging the numbers 1 ... 4n into a 4 X n array so there is exactly one local maximum. 0
8, 3584, 7452704, 35704394880, 331333877743200, 5338455334819710720, 137813651152462288749440, 5359457796069778002771306240, 299167849199075018703047460201600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

CROSSREFS

A row of the array in A087783. Cf. A007846.

Sequence in context: A046250 A318067 A295170 * A125540 A221109 A221243

Adjacent sequences:  A087922 A087923 A087924 * A087926 A087927 A087928

KEYWORD

nonn

AUTHOR

R. H. Hardin, Oct 27 2003

STATUS

approved

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Last modified January 28 11:15 EST 2022. Contains 350655 sequences. (Running on oeis4.)