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A316445 Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1
3, 120, 712, 5256, 43568, 325839, 2520180, 19750414, 153125421, 1191762840, 9283634801, 72267704187, 562765930793, 4382910061762, 34133836239639, 265841655059179, 2070478139861857, 16125743650200990, 125594609626975988 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A316448.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A316448.

Sequence in context: A316638 A227480 A304694 * A316127 A317433 A214312

Adjacent sequences:  A316442 A316443 A316444 * A316446 A316447 A316448

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 03 2018

STATUS

approved

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Last modified October 21 04:00 EDT 2021. Contains 348141 sequences. (Running on oeis4.)