OFFSET
1,1
COMMENTS
Diagonal of A201700
EXAMPLE
Some solutions for n=3
..0..1..2....1..1..2....0..0..2....0..2..2....0..2..2....0..1..2....0..1..2
..0..2..0....1..2..1....0..2..0....0..2..2....1..0..2....2..0..2....2..1..1
..1..0..0....2..1..1....2..1..0....2..0..0....2..2..1....2..2..1....2..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 03 2011
STATUS
approved