A295916 Number of nX6 0..1 arrays with each 1 adjacent to 0 or 3 king-move neighboring 1s.

21, 129, 993, 7604, 56955, 431844, 3261576, 24650278, 186318117, 1408100748, 10642345790, 80432918689, 607898868394, 4594402941159, 34723747771300, 262436478814437, 1983452417015597, 14990612333683132, 113296622100170154

Offset: 1

Author

R. H. Hardin, Nov 29 2017

Keywords

• nonn

Comments

Column 6 of A295918.

Examples

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

Links

• R. H. Hardin, Table of n, a(n) for n = 1..210
• R. H. Hardin, Empirical recurrence of order 92

Crossrefs

Cf. A295918.

Formula

Empirical recurrence of order 92 (see link above)