A316174 Number of n X 6 0..1 arrays with every element unequal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.

5, 165, 275, 1425, 16382, 139293, 976178, 10070845, 106916450, 940552189, 9427846511, 97133544266, 921364907534, 9174764637564, 92281143777788, 898909422553052, 8922081474393783, 88846288226326709, 874027451675485140

Offset

1,1

Comments

Column 6 of A316176.

Links

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

Example

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

Crossrefs

Cf. A316176.

Sequence in context: A316453 A305013 A316646 * A317456 A203185 A129995

Adjacent sequences: A316171 A316172 A316173 * A316175 A316176 A316177

Keyword

nonn

Author

R. H. Hardin, Jun 25 2018

Status

approved