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A298054 Number of nX7 0..1 arrays with every element equal to 1, 2, 4 or 6 king-move adjacent elements, with upper left element zero. 1
8, 95, 63, 240, 422, 780, 1708, 3362, 6794, 14943, 29523, 61474, 128150, 264417, 548393, 1137867, 2348710, 4866530, 10091166, 20917294, 43349064, 89869896, 186296604, 386177081, 800695527, 1660420377, 3442732936, 7137995410 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A298055.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A298055.

Sequence in context: A080208 A297857 A298092 * A298887 A298659 A299611

Adjacent sequences:  A298051 A298052 A298053 * A298055 A298056 A298057

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 11 2018

STATUS

approved

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Last modified May 18 23:31 EDT 2022. Contains 353826 sequences. (Running on oeis4.)