A299347 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

16, 73, 89, 503, 2067, 6605, 30814, 125890, 498977, 2155139, 8861942, 36747626, 154763001, 642080614, 2680112672, 11214564802, 46726697684, 195100127045, 815043727773, 3401063227613, 14199101091753, 59291666126346

Offset

1,1

Comments

Column 5 of A299350.

Links

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

Example

Some solutions for n=7
..0..0..0..1..0. .0..1..1..1..0. .0..0..0..0..0. .0..0..0..0..0
..1..0..0..0..1. .1..0..0..0..1. .1..1..1..1..1. .1..0..0..0..1
..0..1..1..1..0. .1..0..0..0..1. .0..1..1..1..0. .0..1..1..1..0
..0..1..1..1..0. .1..0..0..0..1. .1..0..0..0..1. .0..1..1..1..0
..0..1..1..1..0. .0..1..1..1..0. .1..0..0..0..1. .0..1..1..1..0
..1..0..0..0..1. .1..1..1..1..0. .1..0..0..0..1. .1..0..0..0..1
..0..0..0..0..0. .0..0..0..0..1. .0..1..1..1..0. .0..1..0..0..0

Crossrefs

Cf. A299350.

Sequence in context: A098096 A329076 A298218 * A299094 A299876 A299012

Adjacent sequences: A299344 A299345 A299346 * A299348 A299349 A299350

Keyword

nonn

Author

R. H. Hardin, Feb 07 2018

Status

approved