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A299226
Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
1
5, 793, 21792, 486305, 11568483, 281251424, 6766315496, 162902164724, 3925885203249, 94583364942194, 2278655600670624, 54899678166337106, 1322688236196434142, 31867127372632598869, 767767745513800333670
OFFSET
1,1
COMMENTS
Column 6 of A299228.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..1..0. .0..0..0..0..1..0. .0..0..0..0..0..0. .0..0..0..0..0..1
..0..1..1..0..1..0. .0..1..0..1..0..1. .0..1..1..1..1..1. .0..1..0..0..1..1
..1..0..0..0..1..0. .1..0..1..1..0..1. .1..0..1..1..0..0. .0..1..0..0..0..1
..1..1..1..0..1..0. .1..1..0..0..0..1. .1..1..1..0..1..1. .0..0..1..1..1..1
CROSSREFS
Cf. A299228.
Sequence in context: A298545 A298335 A299396 * A300038 A060713 A198402
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 05 2018
STATUS
approved