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A301910
Number of 6Xn 0..1 arrays with every element equal to 0, 2 or 3 horizontally or antidiagonally adjacent elements, with upper left element zero.
1
32, 1, 43, 26, 64, 532, 1934, 14860, 86638, 568382, 4029337, 27834481, 195991786, 1379526983, 9716584311, 68484812620, 482477672626, 3399467195980, 23952754983718, 168772425373008, 1189219611175938, 8379671227164002
OFFSET
1,1
COMMENTS
Row 6 of A301906.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..1. .0..1..1..0..0. .0..1..1..0..0. .0..1..1..0..1
..1..1..1..0..1. .1..1..0..0..0. .1..1..0..0..1. .1..1..1..0..1
..0..1..1..0..1. .1..1..1..0..0. .0..1..1..0..0. .0..1..1..0..0
..1..1..1..0..1. .0..1..1..0..0. .1..1..0..0..1. .0..1..0..0..1
..0..1..1..0..0. .0..1..1..0..0. .1..1..1..0..0. .1..1..1..0..0
..1..1..0..0..1. .1..1..0..0..1. .1..1..0..0..1. .1..1..0..0..1
CROSSREFS
Cf. A301906.
Sequence in context: A134203 A014777 A303323 * A302154 A221193 A103325
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 28 2018
STATUS
approved