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A302807 Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
64, 5135, 154494, 5396562, 192211013, 6769884156, 238687785290, 8434497360938, 297820640670676, 10516667144805042, 371418358544006233, 13116960409103691843, 463238817838530130977, 16359920350061929110887 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A302808.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..1..1..1..1. .0..0..0..1..1..0..0. .0..1..0..0..1..1..0
..0..0..1..0..0..1..0. .0..0..1..1..0..1..0. .0..0..1..1..0..0..0
..0..0..0..1..1..1..0. .0..0..0..1..0..0..1. .0..0..0..1..0..0..0
..0..0..0..0..1..0..0. .0..0..0..1..0..0..0. .0..0..0..1..0..1..1
..0..0..1..0..1..1..0. .0..1..1..1..1..1..1. .0..1..1..0..0..1..0
CROSSREFS
Cf. A302808.
Sequence in context: A058874 A302264 A302964 * A303468 A220578 A067821
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 13 2018
STATUS
approved

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Last modified June 25 03:32 EDT 2024. Contains 373691 sequences. (Running on oeis4.)