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A316418 Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1
32, 45, 180, 1009, 5695, 33380, 192752, 1116462, 6489620, 37702431, 218960851, 1271858465, 7388254065, 42917256178, 249298245052, 1448137850117, 8412029807393, 48864250442439, 283845302713611, 1648816334751464 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A316420.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0..0. .0..0..0..1..0..0. .0..0..1..0..0..0. .0..0..0..0..1..0
..0..0..0..0..0..1. .1..0..0..0..0..0. .1..0..0..0..1..0. .0..1..0..0..0..0
..0..0..1..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..1..0
..0..0..0..0..0..1. .1..0..0..0..0..0. .0..0..0..0..0..0. .1..0..0..0..0..0
..0..0..0..0..0..0. .0..0..1..0..0..0. .0..0..0..0..0..0. .0..0..1..0..0..0
CROSSREFS
Cf. A316420.
Sequence in context: A303959 A304602 A305338 * A304924 A306164 A317381
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 02 2018
STATUS
approved

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Last modified May 27 03:56 EDT 2024. Contains 372847 sequences. (Running on oeis4.)