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A299339 Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. 0
1, 8, 93, 1618, 45287, 1870946, 114730926, 10637570858, 1496868608807 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Diagonal of A299345.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..1. .0..0..0..1..0. .0..0..0..1..0. .0..1..0..0..0
..1..0..1..1..1. .0..0..0..1..0. .0..0..0..1..0. .0..1..0..0..0
..1..0..1..1..1. .0..0..0..1..0. .0..0..0..1..1. .0..1..0..0..0
..1..0..1..1..1. .1..1..1..1..0. .0..0..0..1..0. .0..1..1..1..1
..1..0..1..1..1. .1..0..0..0..0. .0..0..0..1..0. .1..0..0..0..0
CROSSREFS
Cf. A299345.
Sequence in context: A122419 A319176 A299034 * A299846 A214385 A121161
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 07 2018
STATUS
approved

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Last modified June 12 12:13 EDT 2024. Contains 373331 sequences. (Running on oeis4.)