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A303252 Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
5, 537, 4556, 78679, 1218385, 19457754, 306224454, 4895684572, 77683246701, 1234426654421, 19631272724800, 312041675243059, 4960178416591981, 78856852121294934, 1253577822147874492, 19928141716104516026 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A303254.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..1..0. .0..0..0..0..0..1. .0..0..0..0..1..1. .0..0..1..0..0..0
..0..0..1..0..0..1. .0..0..1..1..1..0. .0..1..1..0..1..0. .0..0..0..1..1..1
..0..0..1..0..0..0. .0..1..0..0..0..1. .0..1..0..1..0..1. .0..0..0..0..1..1
..0..1..1..0..1..0. .1..0..1..1..1..0. .0..0..0..0..1..1. .0..1..1..1..0..1
..0..0..0..1..1..1. .0..1..1..0..0..1. .0..1..1..1..1..1. .0..0..1..1..0..0
CROSSREFS
Cf. A303254.
Sequence in context: A302222 A302668 A302470 * A112900 A259463 A241802
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 20 2018
STATUS
approved

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)