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A219827 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 nX7 array 0
84, 721, 186016, 20765879, 2362961573 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A219828

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions for n=3

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

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

..0..2..0..2..3..0..3....2..0..0..0..0..0..0....1..0..0..2..0..0..0

CROSSREFS

Sequence in context: A264654 A230907 A220016 * A219719 A069080 A219577

Adjacent sequences:  A219824 A219825 A219826 * A219828 A219829 A219830

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 28 2012

STATUS

approved

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Last modified January 22 11:21 EST 2021. Contains 340362 sequences. (Running on oeis4.)