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A317265 Number of nX7 0..1 arrays with every element unequal to 0, 1, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
21, 127, 186, 1220, 6645, 33695, 219131, 1493369, 9934644, 70625395, 518178473, 3790437377, 27969547182, 208246718879, 1554178773071, 11608328499671, 86848886992241, 650617581755995, 4875381282591668, 36542048437118097 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A317266.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A317266.

Sequence in context: A304543 A306128 A316310 * A213565 A041852 A220712

Adjacent sequences:  A317262 A317263 A317264 * A317266 A317267 A317268

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 25 2018

STATUS

approved

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Last modified January 28 01:18 EST 2022. Contains 350654 sequences. (Running on oeis4.)