A299564 Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

3, 174, 808, 4342, 24588, 140401, 792454, 4505710, 25597272, 145256775, 825161681, 4688118967, 26627460328, 151255649648, 859244671776, 4880903203002, 27726174025474, 157501797067989, 894699992872063, 5082410652280169

Offset

1,1

Comments

Column 5 of A299567.

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

Crossrefs

Cf. A299567.

Sequence in context: A297948 A298557 A298767 * A298386 A299304 A299462

Adjacent sequences: A299561 A299562 A299563 * A299565 A299566 A299567

Keyword

nonn

Author

R. H. Hardin, Feb 12 2018

Status

approved