A303106 Number of 6Xn 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

0, 361, 17229, 523578, 22292709, 906385523, 37220475492, 1524895247525, 62554206264579, 2565661994238856, 105233833702602217, 4316305100898465120, 177039165517795607628, 7261509407874389623218, 297840901987105112478569

Offset: 1

Author

R. H. Hardin, Apr 18 2018

Keywords

• nonn

Comments

Row 6 of A303102.

Examples

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

Links

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

Crossrefs

Cf. A303102.