OFFSET
1,2
COMMENTS
Diagonal of A233147
EXAMPLE
Some solutions for n=3
..0..0..1....0..1..2....0..1..2....0..0..1....0..1..2....0..1..5....0..1..5
..4..0..1....3..0..4....2..0..1....4..2..0....1..5..4....1..5..2....2..2..4
..2..1..1....0..4..0....1..0..0....0..4..4....5..5..3....5..1..5....5..4..5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 04 2013
STATUS
approved