A282789 Number of nX6 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly one element.

12, 240, 8216, 119176, 2207352, 34974844, 545174028, 8385651160, 125782952202, 1869100531456, 27455017613694, 399770700356992, 5779997586129870, 83043999837342288, 1186866407744919094, 16884581390750904832

Offset: 1

Author

R. H. Hardin, Feb 21 2017

Keywords

• nonn

Comments

Column 6 of A282791.

Examples

			Some solutions for n=4
..0..1..0..0..0..0. .1..0..0..0..0..0. .0..0..0..0..1..0. .0..0..0..0..0..1
..0..0..1..0..1..0. .0..0..0..0..1..0. .0..1..0..1..0..0. .0..1..0..0..0..0
..0..0..0..0..0..0. .0..0..0..1..0..0. .0..0..0..0..0..0. .0..0..0..0..0..1
..0..0..1..1..1..0. .1..0..1..0..0..0. .0..1..0..1..1..1. .1..1..1..0..0..0
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..210
• R. H. Hardin, Empirical recurrence of order 60

Crossrefs

Cf. A282791.

Formula

Empirical recurrence of order 60 (see link above)