A300143 Number of nX5 0..1 arrays with every element equal to 1, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

0, 48, 41, 1043, 13182, 78147, 913701, 11122233, 99027295, 1040222221, 11562804608, 115920303858, 1201565662561, 12820826904498, 132650638961691, 1378415327105920, 14490731179701638, 151067351451920960

Offset

1,2

Comments

Column 5 of A300146.

Links

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

Example

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

Crossrefs

Cf. A300146.

Sequence in context: A033694 A156461 A347557 * A187940 A187932 A165869

Adjacent sequences: A300140 A300141 A300142 * A300144 A300145 A300146

Keyword

nonn

Author

R. H. Hardin, Feb 26 2018

Status

approved