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A316374 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero. 1
1, 272, 749, 12281, 128585, 1396959, 16730969, 194865364, 2259023326, 26610336444, 311380086474, 3648641002457, 42805215859288, 501837507157183, 5884825482207714, 69015433077367076, 809333470144150108 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A316376.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A316376.

Sequence in context: A235293 A270302 A304549 * A306134 A317269 A253113

Adjacent sequences:  A316371 A316372 A316373 * A316375 A316376 A316377

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 30 2018

STATUS

approved

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Last modified August 12 16:32 EDT 2022. Contains 356077 sequences. (Running on oeis4.)