A296575 Number of nX5 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 1 or 3 neighboring 1s.

24, 254, 2782, 32439, 368720, 4215593, 48217515, 551193737, 6302520826, 72058032460, 823878597472, 9419812075929, 107701267620121, 1231401972429103, 14079222012232747, 160974669294063197, 1840502499258837014

Offset

1,1

Comments

Column 5 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. .0..0..1..0..0. .1..0..0..0..0. .1..0..1..0..0
..0..0..0..0..0. .0..0..0..0..0. .1..0..0..0..0. .0..1..0..0..1
..0..0..1..0..0. .1..0..1..0..0. .0..0..1..0..0. .0..0..0..0..0
..0..0..0..1..0. .1..0..0..1..0. .1..1..0..0..1. .1..0..0..0..1
..0..0..1..0..1. .0..0..0..0..0. .0..1..0..0..0. .0..1..0..0..1

Crossrefs

Cf. A296578.

Sequence in context: A181104 A051828 A076847 * A009175 A308054 A296916

Adjacent sequences: A296572 A296573 A296574 * A296576 A296577 A296578

Keyword

nonn

Author

R. H. Hardin, Dec 15 2017

Status

approved