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A303082 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
1, 168, 432, 3667, 34430, 409478, 4862916, 60442630, 764631608, 9669569563, 122749248476, 1560529225399, 19844842693550, 252421510589391, 3211301552676338, 40856246979685360, 519811697254457408 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A303084.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A303084.

Sequence in context: A158219 A273771 A210207 * A247721 A342427 A027679

Adjacent sequences:  A303079 A303080 A303081 * A303083 A303084 A303085

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 18 2018

STATUS

approved

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Last modified June 18 17:18 EDT 2021. Contains 345120 sequences. (Running on oeis4.)