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A304766 Number of nX7 0..1 arrays with every element unequal to 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1
0, 702, 22187, 1999511, 153265405, 12219307955, 969267512820, 77018325396680, 6119460744287122, 486255500462536848, 38638506180388225818, 3070282856537314013825, 243970256623096658549212 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A304767.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A304767.

Sequence in context: A305456 A305021 A316685 * A316510 A317464 A035852

Adjacent sequences:  A304763 A304764 A304765 * A304767 A304768 A304769

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 18 2018

STATUS

approved

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Last modified May 20 06:37 EDT 2022. Contains 353852 sequences. (Running on oeis4.)