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A302970 Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
64, 8192, 133757, 3157171, 63612987, 1365216668, 28906043997, 610488691748, 12956909898199, 274201107406761, 5808903569877147, 123055467606278343, 2606329081200670585, 55211783952761651310, 1169521808389101196131 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A302965.

LINKS

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

EXAMPLE

Some solutions for n=5

..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0

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

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

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

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

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

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

CROSSREFS

Cf. A302965.

Sequence in context: A160448 A302271 A301847 * A291832 A302074 A302813

Adjacent sequences:  A302967 A302968 A302969 * A302971 A302972 A302973

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 16 2018

STATUS

approved

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Last modified January 28 17:48 EST 2022. Contains 350657 sequences. (Running on oeis4.)