A298779 Number of nX5 0..1 arrays with every element equal to 0, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

1, 5, 4, 11, 37, 178, 139, 823, 3906, 12610, 55215, 258220, 1095250, 4916214, 22212973, 98542757, 442037397, 1983868610, 8869475923, 39754021798, 178147007248, 797763231571, 3574347245858, 16013491545305, 71732996079806

Offset

1,2

Comments

Column 5 of A298782.

Links

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

Example

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

Crossrefs

Cf. A298782.

Sequence in context: A232894 A262902 A215332 * A131875 A095871 A284551

Adjacent sequences: A298776 A298777 A298778 * A298780 A298781 A298782

Keyword

nonn

Author

R. H. Hardin, Jan 26 2018

Status

approved