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A199131 Number of nX6 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and no element equal to any horizontal or vertical neighbor 1
5, 30, 264, 2836, 33970, 438502, 5926852, 82908094, 1187201812, 17307138986, 255687902462, 3817658150424, 57485010058768, 871667490461400, 13295046323445896, 203799010704532580, 3137556683409570358 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A199133
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..1..2..1....0..1..0..1..2..1....0..1..0..2..1..2....0..1..2..1..0..2
..2..0..2..0..1..2....2..0..1..2..1..2....2..0..1..0..2..0....2..0..1..2..1..0
..0..2..1..2..0..1....1..2..0..1..0..1....1..2..0..2..0..1....0..1..2..1..2..1
..2..0..2..0..1..2....2..0..2..0..2..0....0..1..2..0..1..2....1..0..1..2..0..2
..0..1..0..1..2..1....1..2..0..1..0..2....1..2..1..2..0..1....0..2..0..1..2..0
CROSSREFS
Sequence in context: A279155 A245247 A353547 * A342389 A344525 A277464
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 03 2011
STATUS
approved

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)