A299356 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

16, 286, 614, 2151, 8269, 29682, 104376, 369294, 1307456, 4626910, 16374482, 57956767, 205128801, 725997179, 2569522383, 9094341536, 32187564037, 113921464465, 403202542814, 1427055744748, 5050782633800, 17876250910601

Offset

1,1

Comments

Column 5 of A299359.

Links

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

Example

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

Crossrefs

Cf. A299359.

Sequence in context: A240336 A281341 A298284 * A299177 A299939 A218517

Adjacent sequences: A299353 A299354 A299355 * A299357 A299358 A299359

Keyword

nonn

Author

R. H. Hardin, Feb 08 2018

Status

approved