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A283098 Number of nX6 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors, with the exception of exactly two elements. 1
5, 606, 31669, 1237504, 42681282, 1354321470, 40737147156, 1177012522158, 32993790452893, 903014677129570, 24240783265173009, 640399679299433390, 16692234830090081754, 430127734274499659696, 10974448860473249639158 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A283100.
LINKS
EXAMPLE
Some solutions for n=3
..1..1..1..1..0..0. .0..1..1..0..0..1. .0..1..1..0..0..1. .0..1..0..0..1..0
..0..0..1..0..0..1. .1..0..1..0..0..0. .0..1..0..0..1..1. .1..0..1..0..0..0
..0..1..0..0..1..0. .1..1..0..0..1..0. .1..0..1..0..0..0. .0..0..1..1..1..0
CROSSREFS
Cf. A283100.
Sequence in context: A299305 A299463 A300106 * A216933 A274704 A013736
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 28 2017
STATUS
approved

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Last modified March 28 14:02 EDT 2024. Contains 371254 sequences. (Running on oeis4.)