A303100 Number of n X 6 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

5, 601, 19393, 709333, 25372284, 906385523, 32409609245, 1158734336743, 41428642572259, 1481227171330646, 52959204974173538, 1893483989293507505, 67698924831526337056, 2420482299622384467005, 86541028547861499552982

Offset

1,1

Comments

Column 6 of A303102.

Links

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

Example

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

Crossrefs

Cf. A303102.

Sequence in context: A072952 A179634 A302379 * A302951 A208298 A216077

Adjacent sequences: A303097 A303098 A303099 * A303101 A303102 A303103

Keyword

nonn

Author

R. H. Hardin, Apr 18 2018

Status

approved