A302892 Number of 5Xn 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

16, 6, 569, 1102, 20937, 200186, 2727690, 37626360, 527836874, 7636723427, 110098142718, 1603085025575, 23333843977187, 340399021803521, 4967596094589523, 72528007591643618, 1059142248850801355

Offset

1,1

Comments

Row 5 of A302889.

Links

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

Example

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

Crossrefs

Cf. A302889.

Sequence in context: A216160 A302371 A303087 * A303627 A330277 A131030

Adjacent sequences: A302889 A302890 A302891 * A302893 A302894 A302895

Keyword

nonn

Author

R. H. Hardin, Apr 15 2018

Status

approved