A303454 Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

32, 2048, 90112, 4129588, 189848373, 8727953509, 401405461699, 18461936404456, 849140799884830, 39055765228960644, 1796351602106938846, 82622397275547501377, 3800181265180961967638, 174787695136683295423742

Offset

1,1

Comments

Column 6 of A303456.

Links

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

Example

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

Crossrefs

Cf. A303456.

Sequence in context: A300213 A302745 A300802 * A303460 A301441 A302013

Adjacent sequences: A303451 A303452 A303453 * A303455 A303456 A303457

Keyword

nonn

Author

R. H. Hardin, Apr 24 2018

Status

approved