OFFSET
1,2
COMMENTS
Diagonal of A233202
EXAMPLE
Some solutions for n=3
..0..1..2....0..1..2....0..1..2....0..1..7....0..1..0....0..1..2....0..1..2
..5..0..6....5..0..6....2..3..7....2..3..1....2..3..5....3..0..1....5..7..3
..6..5..3....3..5..7....6..5..4....1..7..4....6..7..3....1..2..3....4..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 05 2013
STATUS
approved