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A299000
Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
1
64, 7181, 235033, 8918662, 353088569, 13849577141, 543022804167, 21348528789475, 839394891016021, 33001543646989205, 1297641776166140920, 51026070057748163184, 2006456445550940745017, 78898675195870846488059
OFFSET
1,1
COMMENTS
Column 7 of A299001.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..0..1..0. .0..0..1..0..0..0..1. .0..0..1..1..0..1..0
..0..1..1..0..1..1..0. .0..1..1..0..1..1..0. .0..1..1..0..1..0..0
..0..0..0..1..0..0..1. .0..0..0..1..0..0..0. .0..0..0..1..0..1..1
..0..0..0..1..0..1..0. .0..0..0..1..0..0..0. .0..0..0..1..0..1..1
..0..1..1..1..1..0..0. .0..1..1..1..0..1..1. .0..1..1..1..0..0..0
CROSSREFS
Cf. A299001.
Sequence in context: A281836 A299080 A299843 * A299745 A299667 A300258
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 31 2018
STATUS
approved