A282478 Number of nX5 0..1 arrays with no 1 equal to more than three of its king-move neighbors, with the exception of exactly two elements.

0, 89, 4328, 127603, 3648818, 97464193, 2496089344, 61848450513, 1496483484838, 35523985982963, 830005510572115, 19142747063218904, 436648014268811613, 9865912382814324370, 221090164822065782512, 4918851578210619177116

Offset

1,2

Comments

Column 5 of A282481.

Links

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

Example

Some solutions for n=4
..1..0..1..1..0. .1..0..1..0..0. .1..0..1..1..0. .0..1..0..1..0
..0..1..1..0..0. .0..1..1..1..1. .0..1..1..0..0. .0..1..1..0..1
..1..1..0..0..1. .0..1..0..0..0. .0..1..0..0..1. .0..1..0..0..0
..0..0..0..1..0. .0..0..1..0..1. .0..1..0..0..1. .1..1..0..0..0

Crossrefs

Cf. A282481.

Sequence in context: A157757 A017805 A017752 * A342049 A264323 A100419

Adjacent sequences: A282475 A282476 A282477 * A282479 A282480 A282481

Keyword

nonn

Author

R. H. Hardin, Feb 16 2017

Status

approved