A279855 Number of nX6 0..2 arrays with no element unequal 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.

14, 116, 1758, 26632, 373516, 4989784, 64921744, 827573664, 10392951988, 129001348624, 1586027917024, 19345996306220, 234406391335134, 2824014683941452, 33854795060931456, 404112060548429912

Offset

1,1

Comments

Column 6 of A279856.

Links

R. H. Hardin, Table of n, a(n) for n = 1..49

Example

Some solutions for n=4
..0..0..0..0..0..1. .0..0..0..0..1..1. .0..0..1..1..0..0. .0..1..1..2..2..2
..0..0..0..0..0..1. .2..2..0..0..1..2. .0..0..1..1..1..1. .0..1..1..2..2..1
..0..2..0..1..1..1. .2..2..1..1..1..2. .0..0..1..0..0..1. .0..1..1..0..0..0
..0..0..0..1..1..1. .1..1..1..1..1..2. .1..1..1..0..0..1. .0..1..1..0..0..0

Crossrefs

Cf. A279856.

Sequence in context: A178258 A121783 A155647 * A128569 A138431 A175874

Adjacent sequences: A279852 A279853 A279854 * A279856 A279857 A279858

Keyword

nonn

Author

R. H. Hardin, Dec 20 2016

Status

approved