A302668 Number of nX6 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

5, 537, 3425, 38736, 352174, 3640304, 35549458, 353912413, 3503182605, 34733392242, 344383586201, 3413092993197, 33838324669263, 335406192214163, 3325046165086088, 32959991923444290, 326735142581592322

Offset: 1

Author

R. H. Hardin, Apr 11 2018

Keywords

• nonn

Comments

Column 6 of A302670.

Examples

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

Links

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

Crossrefs

Cf. A302670.