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A219914 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX7 array 0
28, 28, 606, 6089, 65802, 645589, 6705546, 71452528, 764737940, 7932864789, 78651522555, 744576551164, 6781624070409, 59953227371061, 517463491924047, 4369553617090417 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A219915

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

Some solutions for n=3

..1..1..0..0..0..0..0....1..0..0..0..0..0..0....1..1..1..1..0..0..0

..1..1..0..0..0..0..0....1..0..0..0..0..0..0....1..1..1..1..0..0..0

..2..2..2..2..2..0..0....1..0..0..0..2..2..2....2..2..2..2..1..0..0

CROSSREFS

Sequence in context: A010867 A040757 A022362 * A165849 A093681 A044874

Adjacent sequences:  A219911 A219912 A219913 * A219915 A219916 A219917

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 01 2012

STATUS

approved

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Last modified May 28 04:00 EDT 2020. Contains 334671 sequences. (Running on oeis4.)