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A317381 Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
32, 45, 270, 1580, 10732, 75405, 508181, 3446847, 23624322, 161229670, 1098816831, 7502653827, 51215288080, 349470796318, 2385134752139, 16279122880898, 111101831408560, 758256658747120, 5175081010159005, 35319539304845840 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A317383.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0. .0..1..1..1..1..0
..0..0..0..0..0..1. .0..0..0..0..0..0. .0..1..0..1..0..0. .1..0..1..1..0..1
..0..0..0..0..0..0. .1..0..0..1..0..0. .0..0..0..0..0..0. .1..1..1..1..1..1
..1..0..0..0..0..1. .0..0..0..0..1..0. .0..0..0..0..0..0. .1..1..1..1..1..1
..0..0..0..0..0..0. .0..1..0..0..0..0. .0..0..1..0..1..0. .1..1..1..0..1..1
CROSSREFS
Cf. A317383.
Sequence in context: A316418 A304924 A306164 * A178311 A319914 A167527
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 26 2018
STATUS
approved

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Last modified June 24 22:33 EDT 2024. Contains 373690 sequences. (Running on oeis4.)