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A299555 Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero. 0
1, 5, 5, 34, 348, 4315, 88551, 2753155, 124402861, 8271451947 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Diagonal of A299561.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..1..1. .0..0..0..0..0
..0..0..0..0..0. .0..1..1..1..0. .0..0..0..1..1. .0..0..0..0..0
..0..0..0..0..0. .0..1..1..1..0. .0..0..0..1..1. .0..0..0..0..0
..1..1..1..1..1. .0..1..1..1..0. .0..0..0..1..1. .0..0..0..0..0
..1..1..1..1..1. .0..0..0..0..0. .0..0..0..1..1. .0..0..0..0..0
CROSSREFS
Cf. A299561.
Sequence in context: A317812 A298961 A298721 * A160608 A208950 A160672
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 12 2018
STATUS
approved

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Last modified July 22 16:15 EDT 2024. Contains 374540 sequences. (Running on oeis4.)