A282374 Number of nX5 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.

0, 33, 3499, 119390, 4342782, 145363115, 4628356166, 142749216527, 4294477337728, 126807342826419, 3688080074622256, 105946168084868914, 3012250316866690777, 84894424854998902016, 2374528342115026978260

Offset

1,2

Comments

Column 5 of A282377.

Links

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

Example

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

Crossrefs

Cf. A282377.

Sequence in context: A281444 A242019 A305140 * A281933 A232292 A271334

Adjacent sequences: A282371 A282372 A282373 * A282375 A282376 A282377

Keyword

nonn

Author

R. H. Hardin, Feb 13 2017

Status

approved