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A299512
Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1
5, 49, 167, 1950, 13836, 122197, 1190886, 10305454, 92938855, 856134961, 7719297704, 69979535652, 636903426165, 5779540063885, 52466453104589, 476540155387122, 4327173767423761, 39292973656519549, 356809765233277164
OFFSET
1,1
COMMENTS
Column 6 of A299514.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..1..1..0. .0..0..0..0..1..0. .0..1..0..0..1..0. .0..0..1..1..1..1
..0..0..1..0..0..0. .1..1..1..1..0..1. .0..1..1..1..0..0. .1..1..0..0..0..0
..0..0..0..0..0..0. .0..1..1..1..0..0. .0..1..1..1..0..0. .0..0..0..0..0..1
..0..0..1..0..0..0. .0..1..1..1..1..1. .0..1..1..1..0..1. .1..1..0..0..0..1
..0..1..0..1..1..0. .0..1..0..0..0..1. .1..0..0..0..1..0. .0..0..1..1..0..1
CROSSREFS
Cf. A299514.
Sequence in context: A266127 A343690 A298394 * A183333 A299312 A300113
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 11 2018
STATUS
approved