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A232058
Number of n X n 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically, with no adjacent values equal
0
1, 6, 46, 534, 13538, 612364, 59448262, 10508498862, 4011743077182, 2813378775175894, 4273709472166465256, 11960135034686739832398
OFFSET
1,2
COMMENTS
Diagonal of A232065
EXAMPLE
Some solutions for n=5
..2..0..1..2..1....2..1..0..2..1....1..2..1..0..2....2..1..0..2..0
..0..1..2..1..0....1..2..1..0..2....0..1..0..1..0....1..0..2..0..1
..1..2..1..0..1....0..1..2..1..0....1..2..1..2..1....0..2..0..1..2
..2..1..0..1..2....1..2..1..2..1....0..1..0..1..0....2..0..1..2..1
..1..0..1..2..1....2..1..0..1..2....1..2..1..2..1....1..2..0..1..2
CROSSREFS
Sequence in context: A006386 A326324 A215084 * A331704 A275031 A094655
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 17 2013
STATUS
approved