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A302668 Number of nX6 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
5, 537, 3425, 38736, 352174, 3640304, 35549458, 353912413, 3503182605, 34733392242, 344383586201, 3413092993197, 33838324669263, 335406192214163, 3325046165086088, 32959991923444290, 326735142581592322 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A302670.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A302670.

Sequence in context: A241325 A210821 A302222 * A302470 A303252 A112900

Adjacent sequences:  A302665 A302666 A302667 * A302669 A302670 A302671

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 11 2018

STATUS

approved

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Last modified October 27 23:26 EDT 2020. Contains 338047 sequences. (Running on oeis4.)