A296971 Number of nX5 0..1 arrays with each 1 adjacent to 2, 4 or 5 king-move neighboring 1s.

1, 59, 295, 1418, 13543, 101352, 711867, 5662206, 44485796, 343737961, 2712950961, 21499837813, 170053279850, 1350332896893, 10745892811892, 85545228040034, 681662538704048, 5436126813899997, 43367073069413656, 346076257490660577

Offset

1,2

Comments

Column 5 of A296974.

Links

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

Example

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

Crossrefs

Cf. A296974.

Sequence in context: A142536 A226692 A142131 * A142032 A142922 A033238

Adjacent sequences: A296968 A296969 A296970 * A296972 A296973 A296974

Keyword

nonn

Author

R. H. Hardin, Dec 22 2017

Status

approved