OFFSET
1,1
COMMENTS
Row 5 of A219828
EXAMPLE
Some solutions for n=3
..0..0..2....2..2..3....2..2..2....1..0..2....0..0..2....0..0..2....1..1..1
..1..0..2....2..2..2....0..1..0....1..0..0....2..0..2....1..0..1....1..0..1
..1..1..1....2..2..2....0..0..0....2..0..0....2..0..0....1..1..1....2..0..0
..1..1..2....2..3..2....0..1..0....3..0..0....2..0..0....1..3..1....2..0..2
..2..1..2....3..3..3....3..3..3....3..0..3....2..0..1....3..3..3....2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2012
STATUS
approved