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A299520 Number of nX7 0..1 arrays with every element equal to 0, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1
1, 22, 132, 476, 5869, 89125, 902141, 12982595, 174024827, 2513147146, 35812535764, 514825664193, 7444094395717, 107716750932920, 1560267702776647, 22616336874366328, 327901784821420818, 4755230232057409078 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A299521.

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

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

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

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

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

CROSSREFS

Cf. A299521.

Sequence in context: A249302 A095694 A233060 * A003778 A254698 A041936

Adjacent sequences: A299517 A299518 A299519 * A299521 A299522 A299523

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 11 2018

STATUS

approved

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Last modified March 29 11:38 EDT 2023. Contains 361599 sequences. (Running on oeis4.)