A279266 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 one element, and with new values introduced in order 0 sequentially upwards.

8, 68, 626, 5888, 51568, 429716, 3490152, 27850092, 218952412, 1701805320, 13104577920, 100123194948, 759950374372, 5735676314072, 43078974827592, 322177736874528, 2400465164552300, 17825755365009616, 131979614009117780

Offset

1,1

Comments

Column 6 of A279268.

Links

R. H. Hardin, Table of n, a(n) for n = 1..250

Example

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

Crossrefs

Cf. A279268.

Sequence in context: A152105 A068766 A233736 * A054915 A073555 A167859

Adjacent sequences: A279263 A279264 A279265 * A279267 A279268 A279269

Keyword

nonn

Author

R. H. Hardin, Dec 08 2016

Status

approved