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A296634 Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 4 neighboring 1s. 1
34, 705, 13275, 249329, 4733229, 89713772, 1700240351, 32223940011, 610746699603, 11575622907479, 219395796042481, 4158271196618720, 78812946387126526, 1493765502846960513, 28311790909987224036 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A296635.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A296635.

Sequence in context: A166217 A188711 A296334 * A016109 A028211 A028207

Adjacent sequences: A296631 A296632 A296633 * A296635 A296636 A296637

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 17 2017

STATUS

approved

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Last modified January 30 22:27 EST 2023. Contains 359947 sequences. (Running on oeis4.)