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A305775 Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero. 1
64, 1709, 15953, 199257, 2553685, 33891076, 453853629, 6095547869, 81987206051, 1103823817459, 14865759771623, 200213645647179, 2696683554462562, 36322886951923401, 489251552122709363, 6590002565528940149 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A305776.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A305776.

Sequence in context: A195807 A304309 A316208 * A317124 A305592 A317010

Adjacent sequences:  A305772 A305773 A305774 * A305776 A305777 A305778

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 10 2018

STATUS

approved

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Last modified August 11 20:13 EDT 2022. Contains 356067 sequences. (Running on oeis4.)