A303522 Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

8, 31, 80, 359, 1758, 9225, 56046, 366415, 2519399, 17926787, 129675215, 946882296, 6952003074, 51182425206, 377395379937, 2785188408332, 20564328532736, 151875658775227, 1121831718798095, 8287122669326048, 61221054216532119

Offset: 1

Author

R. H. Hardin, Apr 25 2018

Keywords

• nonn

Comments

Column 5 of A303525.

Examples

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

Links

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

Crossrefs

Cf. A303525.