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A283129 Number of nX7 0..1 arrays with no 1 equal to more than two of its horizontal and vertical neighbors. 1
128, 10329, 749447, 56176300, 4191671248, 312996735204, 23371379782671, 1745014838632459, 130293529302052579, 9728514566669459164, 726389841649273665849, 54236674289471904467283, 4049639399544625776766470 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A283130.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=2

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

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

CROSSREFS

Cf. A283130.

Sequence in context: A035817 A297373 A283697 * A295715 A282398 A297101

Adjacent sequences:  A283126 A283127 A283128 * A283130 A283131 A283132

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 01 2017

STATUS

approved

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Last modified June 22 21:29 EDT 2021. Contains 345393 sequences. (Running on oeis4.)