A302215 Number of 5Xn 0..1 arrays with every element equal to 0, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

16, 6, 147, 18, 448, 281, 1868, 6036, 16344, 110672, 332791, 1836532, 7975778, 32963967, 175388042, 679563302, 3615591697, 15049212425, 73677748194, 333969856156, 1532899327683, 7260258957631, 32677907934863, 155388905659519

Offset: 1

Author

R. H. Hardin, Apr 03 2018

Keywords

• nonn

Comments

Row 5 of A302212.

Examples

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

Links

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

Crossrefs

Cf. A302212.