A279132 Number of nX6 0..1 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

9, 194, 2551, 30074, 316516, 3125600, 29410145, 266502710, 2346800921, 20197483932, 170598730850, 1418685012262, 11643287106767, 94486219877716, 759316584725697, 6050247921127698, 47847435523630798, 375876383561544262

Offset

1,1

Comments

Column 6 of A279134.

Links

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

Example

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

Crossrefs

Cf. A279134.

Sequence in context: A116877 A196959 A266485 * A334777 A081020 A358740

Adjacent sequences: A279129 A279130 A279131 * A279133 A279134 A279135

Keyword

nonn

Author

R. H. Hardin, Dec 06 2016

Status

approved