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A298091 Number of nX6 0..1 arrays with every element equal to 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero. 1
5, 49, 33, 92, 87, 171, 203, 328, 484, 782, 1106, 1905, 2833, 4428, 7210, 11516, 17938, 28859, 46630, 73610, 118590, 191530, 307255, 494129, 797251, 1286394, 2075589, 3359029, 5437187, 8799802, 14259390, 23128238, 37531667, 60964288, 99077978 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A298093.
LINKS
EXAMPLE
Some solutions for n=7
..0..1..1..1..0..0. .0..1..0..1..0..1. .0..1..0..1..0..1. .0..1..0..1..0..1
..0..1..0..1..0..1. .0..1..0..1..1..0. .1..0..1..0..1..0. .1..0..1..0..1..0
..1..0..1..0..1..0. .1..0..0..0..0..1. .0..1..0..1..0..1. .0..1..0..1..0..1
..1..0..0..0..1..1. .1..0..1..1..0..0. .1..0..1..0..1..0. .0..1..1..1..0..0
..1..0..0..0..1..1. .1..0..0..0..1..1. .0..1..0..1..0..1. .0..1..1..1..0..0
..1..0..1..0..1..0. .0..0..1..1..1..0. .1..0..1..0..1..0. .0..1..0..1..0..1
..0..0..1..1..1..0. .1..1..0..0..1..0. .1..0..0..0..1..1. .1..0..1..0..1..0
CROSSREFS
Cf. A298093.
Sequence in context: A333982 A063429 A297856 * A298053 A298886 A298658
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 12 2018
STATUS
approved

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)