A296576 Number of nX6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 1 or 3 neighboring 1s.

44, 728, 12544, 233636, 4215593, 76657600, 1394258872, 25339030733, 460672241848, 8374365592809, 152237825863213, 2767528061008652, 50310757314059052, 914597805834174470, 16626440223724191834

Offset

1,1

Comments

Column 6 of A296578.

Links

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

Example

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

Crossrefs

Cf. A296578.

Sequence in context: A120812 A282860 A232139 * A202164 A231128 A297605

Adjacent sequences: A296573 A296574 A296575 * A296577 A296578 A296579

Keyword

nonn

Author

R. H. Hardin, Dec 15 2017

Status

approved