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A317213 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero. 1
1, 272, 2800, 76951, 1987026, 53479785, 1441577878, 39018757534, 1057115569193, 28657560496965, 777057625622689, 21072505461542979, 571478563333369291, 15498629347798361008, 420330581884029825365, 11399627217541998213235 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A317215.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A317215.

Sequence in context: A316242 A230908 A305952 * A178268 A205345 A302899

Adjacent sequences:  A317210 A317211 A317212 * A317214 A317215 A317216

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 23 2018

STATUS

approved

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Last modified August 13 22:39 EDT 2022. Contains 356109 sequences. (Running on oeis4.)