A299456 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

1, 65, 95, 508, 3514, 19041, 101878, 624052, 3827796, 22241786, 134198574, 815085585, 4895601018, 29530784457, 178701273406, 1080000537727, 6525430763629, 39466532864314, 238703629441032, 1443455046836429

Offset

1,2

Comments

Column 6 of A299458.

Links

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

Example

Some solutions for n=5
..0..1..0..1..1..0. .0..0..0..1..1..0. .0..1..0..0..1..0. .0..0..0..0..0..0
..0..0..0..0..1..1. .0..0..0..1..0..0. .0..0..0..1..1..1. .0..0..0..0..0..0
..0..1..0..0..0..0. .0..0..0..1..0..1. .1..0..0..0..0..0. .0..0..0..0..0..0
..1..1..1..0..0..0. .1..1..0..0..1..1. .1..1..0..0..0..0. .1..1..1..0..1..1
..1..0..1..0..0..0. .0..1..1..1..1..0. .0..1..0..0..0..0. .1..1..1..0..0..1

Crossrefs

Cf. A299458.

Sequence in context: A094447 A020224 A063519 * A300094 A350241 A342259

Adjacent sequences: A299453 A299454 A299455 * A299457 A299458 A299459

Keyword

nonn

Author

R. H. Hardin, Feb 10 2018

Status

approved