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A316951 Number of nX6 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero. 1
5, 1493, 71505, 4335826, 259163370, 15440641209, 920789559090, 54906173292280, 3273992108473660, 195225156534000032, 11641092125426590175, 694147342926715857535, 41391351968297005683248, 2468127308681014210659067 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A316953.
LINKS
FORMULA
Empirical recurrence of order 76 (see link above)
EXAMPLE
Some solutions for n=5
..0..0..0..0..1..1. .0..0..0..1..1..0. .0..0..0..0..0..0. .0..0..0..1..1..0
..0..1..1..1..0..1. .0..1..1..1..1..1. .0..1..1..1..1..0. .0..1..1..1..0..1
..0..0..0..0..0..1. .0..0..0..1..1..0. .0..0..0..0..0..1. .0..0..0..1..1..1
..1..0..1..0..1..1. .1..0..1..1..1..1. .1..0..1..0..1..0. .1..0..0..1..1..0
..0..0..0..1..0..0. .0..0..0..1..0..0. .0..0..0..1..0..0. .0..0..0..0..0..0
CROSSREFS
Cf. A316953.
Sequence in context: A317220 A305690 A317070 * A317731 A259867 A169620
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 17 2018
STATUS
approved

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Last modified March 3 00:17 EST 2024. Contains 370499 sequences. (Running on oeis4.)