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A306132 Number of nX4 0..1 arrays with every element unequal to 0, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. 2
1, 24, 64, 498, 2922, 16877, 111073, 700859, 4405884, 28199822, 179362001, 1140613869, 7270251022, 46301421256, 294878401359, 1878528663477, 11965892345235, 76220990690570, 485534190519239, 3092850581186659 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 4 of A306136.

LINKS

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

R. H. Hardin, Empirical recurrence of order 71

FORMULA

Empirical recurrence of order 71 (see link above)

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A306136.

Sequence in context: A022761 A090386 A239596 * A118609 A127878 A205823

Adjacent sequences:  A306129 A306130 A306131 * A306133 A306134 A306135

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 22 2018

STATUS

approved

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Last modified October 13 20:38 EDT 2019. Contains 327981 sequences. (Running on oeis4.)