A295912 - OEIS

A295912

Number of n X n 0..1 arrays with each 1 adjacent to 0 or 3 king-move neighboring 1's.

2, 6, 39, 467, 10290, 431844, 33703065, 4933593439, 1353357158724, 695062929397500, 668849535352606829, 1205528922118577365911

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Diagonal of A295918.

LINKS

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 29 2017

STATUS

approved