A303081 Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

1, 72, 258, 1455, 11767, 84474, 615471, 4647197, 35089147, 266582788, 2040291566, 15688494163, 121138647551, 938798080313, 7297261476590, 56863460415074, 444030008288805, 3473279096665275, 27207246337447767, 213372255333189453

Offset: 1

Author

R. H. Hardin, Apr 18 2018

Keywords

• nonn

Comments

Column 5 of A303084.

Examples

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

Links

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

Crossrefs

Cf. A303084.