OFFSET
1,1
COMMENTS
Diagonal of A231199
EXAMPLE
Some solutions for n=2
..0..1..2....0..0..1....0..1..2....0..0..1....0..1..1....0..1..2....0..1..2
..0..0..1....2..1..0....0..0..2....1..1..0....2..0..0....1..0..1....0..2..0
..2..0..2....0..2..1....1..0..2....0..2..1....1..1..0....1..0..0....0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 05 2013
STATUS
approved