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A298452 Number of nX6 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1
1, 88, 46, 2459, 22133, 255029, 4095727, 62979342, 804773211, 12648714013, 192361297807, 2716340306952, 40926079823971, 617074882316209, 9000146595771759, 134050098579479340, 2005238499337491454 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 6 of A298454.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..1..0. .0..0..0..0..1..0. .0..1..1..0..1..0. .0..1..0..0..0..0
..1..1..1..1..1..0. .1..1..0..0..0..1. .0..1..1..0..1..0. .0..1..0..0..1..1
..1..1..0..0..1..1. .1..1..1..0..0..0. .0..0..0..0..1..1. .1..1..0..0..1..1
..1..1..0..0..1..1. .1..1..0..0..1..0. .0..0..1..0..0..1. .0..1..1..0..1..1
..1..1..0..0..1..1. .1..1..0..0..0..1. .0..0..1..0..0..1. .0..1..1..0..1..1
CROSSREFS
Cf. A298454.
Sequence in context: A298620 A299586 A033408 * A299526 A109989 A239154
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 19 2018
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)