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A303454
Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1
32, 2048, 90112, 4129588, 189848373, 8727953509, 401405461699, 18461936404456, 849140799884830, 39055765228960644, 1796351602106938846, 82622397275547501377, 3800181265180961967638, 174787695136683295423742
OFFSET
1,1
COMMENTS
Column 6 of A303456.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..0..1..0. .0..0..1..1..0..1. .0..0..0..0..1..0. .0..0..1..1..0..1
..0..0..1..1..0..1. .0..0..0..0..1..0. .0..0..1..1..0..0. .0..0..0..0..1..0
..0..0..1..1..0..0. .0..0..1..1..0..1. .0..0..1..1..0..0. .0..0..1..1..1..0
..0..0..0..1..1..0. .0..0..1..0..1..1. .0..0..0..1..1..1. .0..0..1..1..0..0
..0..0..1..1..0..0. .0..0..1..0..0..0. .0..0..1..0..0..1. .0..0..1..1..0..0
CROSSREFS
Cf. A303456.
Sequence in context: A300213 A302745 A300802 * A303460 A301441 A302013
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 24 2018
STATUS
approved