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A303510
Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1
16, 136, 801, 7951, 72890, 613788, 5520182, 49761178, 438900203, 3913217575, 35001959685, 311226922346, 2773389569852, 24746739423770, 220418350333049, 1964392868647454, 17514958932280674, 156075467421913702
OFFSET
1,1
COMMENTS
Column 5 of A303513.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..1. .0..0..1..0..1. .0..0..0..1..1. .0..1..1..0..1
..0..1..0..0..1. .1..1..1..0..1. .0..1..0..0..0. .0..1..1..0..1
..0..0..0..0..1. .1..0..1..1..0. .0..1..0..1..0. .0..1..0..1..0
..0..0..1..1..1. .1..1..1..1..1. .0..1..0..0..0. .0..1..1..0..1
..0..1..1..0..0. .0..1..0..0..1. .1..0..1..1..1. .0..1..0..0..0
CROSSREFS
Cf. A303513.
Sequence in context: A059421 A231766 A302817 * A162636 A010968 A290896
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 25 2018
STATUS
approved