OFFSET
1,2
COMMENTS
Diagonal of A209465
EXAMPLE
Some.solutions.for.n=4
..0..0..1..0....0..0..1..0....0..1..0..0....0..0..1..0....0..0..0..0
..1..2..0..2....1..2..0..3....0..2..1..2....1..2..0..2....1..2..1..2
..3..2..1..1....0..0..1..0....0..1..3..1....1..3..3..0....0..2..3..1
..0..2..3..4....1..2..0..2....0..2..2..2....0..0..1..0....0..1..1..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 09 2012
STATUS
approved