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A296828
Number of n X n 0..1 arrays with each 1 adjacent to 0, 3 or 5 king-move neighboring 1's.
0
2, 6, 43, 573, 14379, 706534, 67007971, 12228697715, 4321362259224, 2948102949160889
OFFSET
1,1
COMMENTS
Diagonal of A296834.
EXAMPLE
Some solutions for n=5
..1..0..0..0..0. .1..0..0..1..0. .0..0..1..0..0. .0..0..0..0..0
..0..0..0..0..1. .0..0..0..0..0. .0..0..0..0..0. .1..1..0..0..1
..1..0..0..0..0. .0..0..1..0..1. .1..1..0..0..1. .1..1..0..0..0
..0..0..0..0..1. .0..0..0..0..0. .1..1..0..0..0. .0..0..0..0..0
..1..0..1..0..0. .1..0..1..0..1. .1..1..0..0..0. .0..1..0..0..0
CROSSREFS
Cf. A296834.
Sequence in context: A330675 A183313 A066863 * A135815 A055564 A077259
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 21 2017
STATUS
approved