A299518 Number of nX5 0..1 arrays with every element equal to 0, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

1, 5, 33, 41, 285, 1540, 5869, 31464, 164344, 875093, 4700802, 25441495, 138068574, 750813559, 4085083861, 22240256314, 121124971506, 659756548986, 3594001124928, 19579569260676, 106669777539443, 581152559094004

Offset

1,2

Comments

Column 5 of A299521.

Links

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

Example

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

Crossrefs

Cf. A299521.

Sequence in context: A359971 A043068 A194405 * A338342 A135111 A185212

Adjacent sequences: A299515 A299516 A299517 * A299519 A299520 A299521

Keyword

nonn

Author

R. H. Hardin, Feb 11 2018

Status

approved