A299225 Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

3, 216, 3669, 51862, 766094, 11568483, 173234478, 2594065569, 38873368814, 582449031740, 8726553150427, 130750114509849, 1959028588732256, 29352000502032743, 439779727081644491, 6589202287611286020

Offset

1,1

Comments

Column 5 of A299228.

Links

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

Example

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

Crossrefs

Cf. A299228.

Sequence in context: A298544 A298334 A299395 * A300037 A342234 A225239

Adjacent sequences: A299222 A299223 A299224 * A299226 A299227 A299228

Keyword

nonn

Author

R. H. Hardin, Feb 05 2018

Status

approved