A296972 Number of nX6 0..1 arrays with each 1 adjacent to 2, 4 or 5 king-move neighboring 1s.

1, 145, 959, 6573, 101352, 1154298, 12662763, 158665988, 1952861999, 23857277359, 297491061260, 3716854497754, 46432180437841, 582051041826575, 7305059116772593, 91717271238766594, 1152338376011584898

Offset

1,2

Comments

Column 6 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..1..0. .0..0..0..0..0..1. .1..1..0..1..0..0. .0..0..0..1..0..1
..0..1..0..0..1..1. .0..1..0..0..1..1. .1..0..0..1..1..0. .0..1..0..1..1..1
..0..0..0..0..1..1. .1..1..0..0..1..1. .1..1..0..1..1..1. .1..1..0..0..0..0
..0..0..0..0..1..0. .1..1..1..0..1..0. .1..1..0..1..0..0. .1..1..0..0..1..1
..0..0..0..0..1..1. .1..0..0..0..0..0. .1..0..0..0..0..0. .1..0..0..0..1..0

Crossrefs

Cf. A296974.

Sequence in context: A031702 A297732 A354669 * A365204 A269015 A234116

Adjacent sequences: A296969 A296970 A296971 * A296973 A296974 A296975

Keyword

nonn

Author

R. H. Hardin, Dec 22 2017

Status

approved