A282559 - OEIS

A282559

Number of nX7 0..1 arrays with no 1 equal to more than two of its king-move neighbors, with the exception of exactly one element.

0, 2472, 160698, 7774180, 395048648, 18249324844, 823388675124, 36434863806328, 1581290354621990, 67798532910326566, 2875909547284496026, 120928356106013525980, 5048363049533029363882, 209452214101799345516844

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OFFSET

1,2

COMMENTS

Column 7 of A282560.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A282560.

Sequence in context: A204798 A224723 A183703 * A278733 A236785 A020411

Adjacent sequences: A282556 A282557 A282558 * A282560 A282561 A282562

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 18 2017

STATUS

approved