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A298832
Number of nX6 0..1 arrays with every element equal to 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
1
1, 88, 15, 489, 3282, 16551, 226883, 1917869, 16022685, 179166054, 1784881081, 15874121652, 167851452385, 1695259719084, 15893552680555, 162450100990858, 1634524710070620, 15778446550779276, 158567398271907840
OFFSET
1,2
COMMENTS
Column 6 of A298834.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..1..1..0. .0..0..0..0..1..1. .0..0..0..1..1..0. .0..0..1..0..1..1
..0..0..0..1..1..0. .1..1..0..0..0..0. .0..0..0..1..1..0. .0..0..0..1..1..1
..0..0..0..1..0..0. .1..1..0..1..1..1. .0..0..0..1..0..0. .1..1..1..0..0..0
..1..1..1..1..0..0. .1..0..0..1..1..1. .1..1..1..1..0..0. .1..1..1..0..0..0
..0..0..1..1..1..1. .1..0..0..1..1..1. .0..0..1..1..0..0. .1..1..1..0..0..0
CROSSREFS
Cf. A298834.
Sequence in context: A072692 A287590 A133391 * A298620 A299586 A033408
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 27 2018
STATUS
approved