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A316820 Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. 1
32, 1576, 33046, 811854, 20825877, 513913591, 12835573991, 320914969638, 8003158157235, 199783413517343, 4987095498982872, 124471284530963758, 3106865004006385929, 77548308031923753562, 1935612814492833937289 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A316822.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A316822.

Sequence in context: A317116 A305528 A317002 * A317570 A240459 A333603

Adjacent sequences:  A316817 A316818 A316819 * A316821 A316822 A316823

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 14 2018

STATUS

approved

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Last modified December 8 17:01 EST 2021. Contains 349596 sequences. (Running on oeis4.)