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A300038
Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
1
5, 793, 21792, 486305, 11576060, 281861630, 6789384478, 163627792463, 3947880819311, 95222764356974, 2296642392180663, 55395444949772831, 1336142152742181566, 32227627283874239209, 777329869069676859951
OFFSET
1,1
COMMENTS
Column 6 of A300040.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..0..1..0. .0..0..1..0..1..0. .0..0..0..1..0..0. .0..0..0..0..1..1
..0..1..0..1..0..0. .0..0..0..1..1..0. .0..0..1..0..1..0. .0..1..0..1..0..1
..0..1..0..1..1..1. .0..1..0..1..0..0. .0..1..0..1..0..0. .0..1..0..1..0..1
..0..0..0..0..0..1. .0..0..1..0..1..1. .0..0..0..1..0..1. .0..0..1..1..0..1
..0..0..1..1..0..0. .0..0..0..1..0..0. .0..0..1..1..1..1. .0..0..0..0..1..1
CROSSREFS
Cf. A300040.
Sequence in context: A298335 A299396 A299226 * A060713 A198402 A214450
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 23 2018
STATUS
approved