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A305243 Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4 or 8 king-move adjacent elements, with upper left element zero. 1
32, 184, 158, 767, 3288, 12521, 55039, 238455, 1028982, 4474894, 19518559, 84942081, 370258428, 1613715073, 7033574315, 30657040705, 133631642692, 582478243133, 2538960848316, 11067063306710, 48240214387036 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A305245.

LINKS

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

R. H. Hardin, Empirical recurrence of order 98

FORMULA

Empirical recurrence of order 98 (see link above)

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A305245.

Sequence in context: A029534 A120046 A303798 * A304477 A316302 A165002

Adjacent sequences:  A305240 A305241 A305242 * A305244 A305245 A305246

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 28 2018

STATUS

approved

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Last modified July 24 09:52 EDT 2021. Contains 346273 sequences. (Running on oeis4.)