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A299387
Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4, 6 or 8 king-move adjacent elements, with upper left element zero.
1
64, 301, 115, 448, 1112, 1852, 4929, 11412, 24191, 59037, 137098, 312216, 728670, 1685304, 3910660, 9066080, 21026361, 48798033, 113138469, 262500850, 609384725, 1413457638, 3280851818, 7614781353, 17670627214, 41015215732, 95198485725
OFFSET
1,1
COMMENTS
Column 7 of A299388.
LINKS
EXAMPLE
Some solutions for n=7
..0..1..0..0..1..1..0. .0..0..1..0..0..1..1. .0..0..0..1..0..0..1
..0..1..1..1..0..0..0. .1..0..1..1..1..0..0. .0..1..0..1..1..0..1
..0..1..1..1..0..0..0. .0..1..0..1..0..1..0. .0..0..0..1..1..0..0
..1..1..1..1..1..0..1. .0..1..1..1..1..1..1. .1..1..1..1..1..1..1
..0..0..0..1..1..0..1. .1..0..1..1..1..0..0. .0..1..1..1..0..1..0
..0..1..0..1..1..1..0. .1..0..1..1..1..0..1. .0..1..1..1..0..0..1
..0..0..0..1..0..1..0. .1..0..1..0..0..1..0. .0..1..0..0..1..0..1
CROSSREFS
Cf. A299388.
Sequence in context: A297888 A298493 A298293 * A299186 A299947 A372093
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 09 2018
STATUS
approved