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A298900 Number of nX6 0..1 arrays with every element equal to 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1
0, 5, 7, 24, 120, 963, 4689, 34739, 206363, 1388386, 8770132, 58277644, 374054863, 2461101248, 15971848701, 104543429551, 680910307295, 4450730822243, 29026246222317, 189592201754404, 1237265914602821, 8078981295508349 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 6 of A298902.
LINKS
EXAMPLE
Some solutions for n=5
..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..1..1..0..0. .0..0..1..1..0..0. .0..0..1..0..0..0. .0..0..0..1..1..1
..1..1..0..1..1..1. .0..0..0..1..1..1. .0..1..1..1..1..1. .1..1..1..1..1..1
..1..1..0..0..1..1. .1..1..0..0..1..1. .0..0..1..1..1..1. .1..1..1..0..0..0
..1..1..0..0..1..1. .1..1..0..0..1..1. .0..0..1..1..1..1. .1..1..1..0..0..0
CROSSREFS
Cf. A298902.
Sequence in context: A173996 A024864 A025108 * A357852 A166660 A354202
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 28 2018
STATUS
approved

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)