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A317456 Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
5, 165, 322, 1525, 21250, 165890, 1201543, 12609827, 130759485, 1165547325, 11861528132, 122671090575, 1179210043855, 11913085928857, 121079296593807, 1195464237944895, 12031381095915147, 121284411043719032 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A317458.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A317458.

Sequence in context: A305013 A316646 A316174 * A203185 A129995 A259613

Adjacent sequences:  A317453 A317454 A317455 * A317457 A317458 A317459

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 28 2018

STATUS

approved

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Last modified September 18 09:59 EDT 2019. Contains 327170 sequences. (Running on oeis4.)