A300038 Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

5, 793, 21792, 486305, 11576060, 281861630, 6789384478, 163627792463, 3947880819311, 95222764356974, 2296642392180663, 55395444949772831, 1336142152742181566, 32227627283874239209, 777329869069676859951

Offset

1,1

Comments

Column 6 of A300040.

Links

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

Example

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

Crossrefs

Cf. A300040.

Sequence in context: A298335 A299396 A299226 * A060713 A198402 A214450

Adjacent sequences: A300035 A300036 A300037 * A300039 A300040 A300041

Keyword

nonn

Author

R. H. Hardin, Feb 23 2018

Status

approved