A299219 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

1, 301, 1201, 13458, 202841, 3096833, 48911434, 775504649, 12397088059, 198792990540, 3185458609681, 51097770758696, 819822840723877, 13152747682174642, 211032523843679943, 3386021726043218447

Offset

1,2

Comments

Column 6 of A299221.

Links

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

Example

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

Crossrefs

Cf. A299221.

Sequence in context: A256101 A070192 A298326 * A300033 A178267 A296961

Adjacent sequences: A299216 A299217 A299218 * A299220 A299221 A299222

Keyword

nonn

Author

R. H. Hardin, Feb 05 2018

Status

approved