A300885 Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

8, 6, 17, 121, 808, 5309, 31867, 195259, 1186702, 7278923, 44469030, 272153365, 1664882089, 10186344545, 62320129032, 381291184320, 2332798942244, 14272539880517, 87322082146003, 534253910737324, 3268668709294790

Offset

1,1

Comments

Column 5 of A300888.

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..1..1..0..0. .0..0..0..1..0. .0..1..0..0..1
..1..0..0..0..0. .0..0..0..0..0. .1..0..0..0..1. .0..0..0..0..1
..1..1..1..1..0. .0..0..1..0..0. .0..0..1..0..0. .0..0..1..0..0
..1..1..0..0..0. .1..0..0..0..1. .0..0..1..0..0. .0..0..1..0..0
..0..0..0..0..1. .1..0..0..0..0. .0..0..0..0..1. .0..0..0..0..1

Crossrefs

Cf. A300888.

Sequence in context: A281718 A036176 A064685 * A300941 A075486 A123875

Adjacent sequences: A300882 A300883 A300884 * A300886 A300887 A300888

Keyword

nonn

Author

R. H. Hardin, Mar 14 2018

Status

approved