A296650 Number of nX7 0..1 arrays with each 1 adjacent to 0, 1 or 3 king-move neighboring 1s.

81, 1897, 33933, 849983, 20337282, 453231742, 10730354337, 250993766141, 5814109226770, 135951473715467, 3171429468785555, 73885652459293138, 1723840754084789977, 40201645117010706612, 937384798388530881164

Offset

1,1

Comments

Column 7 of A296651.

Links

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

Example

Some solutions for n=3
..0..1..1..0..0..0..0. .1..0..0..0..0..0..0. .0..0..1..1..0..0..0
..0..0..0..0..0..0..1. .1..0..0..1..1..0..0. .1..0..1..1..0..0..1
..1..0..0..0..0..1..0. .0..0..0..0..0..0..1. .0..0..0..0..0..0..0

Crossrefs

Cf. A296651.

Sequence in context: A236811 A206669 A223206 * A233371 A225019 A224312

Adjacent sequences: A296647 A296648 A296649 * A296651 A296652 A296653

Keyword

nonn

Author

R. H. Hardin, Dec 17 2017

Status

approved