A282375 Number of nX6 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.

0, 168, 33692, 2131096, 145363115, 9186748436, 549965063215, 31917429718270, 1806509121927104, 100292418790888706, 5482133225067484995, 295856132450231057940, 15796379749771179411410, 835719466874948761627438

Offset

1,2

Comments

Column 6 of A282377.

Links

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

Example

Some solutions for n=3
..1..0..0..1..1..0. .1..0..1..1..1..0. .1..1..1..0..1..0. .0..1..1..0..1..0
..1..1..1..0..1..0. .1..0..1..1..0..0. .0..1..0..1..1..1. .0..1..1..0..1..0
..1..1..1..0..0..0. .0..1..1..0..1..1. .1..0..0..1..1..0. .0..1..1..0..0..1

Crossrefs

Cf. A282377.

Sequence in context: A181202 A076006 A210815 * A289327 A130215 A275460

Adjacent sequences: A282372 A282373 A282374 * A282376 A282377 A282378

Keyword

nonn

Author

R. H. Hardin, Feb 13 2017

Status

approved