OFFSET
1,2
COMMENTS
Diagonal of A233113
EXAMPLE
Some solutions for n=3
..0..1..5....0..1..0....0..1..2....0..1..2....0..1..5....0..0..0....0..1..0
..4..2..4....1..5..4....4..3..1....2..1..2....2..1..1....0..1..1....4..2..2
..0..2..4....0..4..4....5..1..1....4..3..4....2..2..1....0..0..2....2..5..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 04 2013
STATUS
approved