A303627 Number of 5Xn 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

16, 6, 616, 1870, 37910, 350410, 5249045, 70522741, 1042683911, 15412143256, 231857391297, 3507294376595, 53265758197769, 810914386664759, 12360167854003888, 188554666107041773, 2877613349788302762

Offset: 1

Author

R. H. Hardin, Apr 27 2018

Keywords

• nonn

Comments

Row 5 of A303624.

Examples

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

Links

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

Crossrefs

Cf. A303624.