OFFSET
1,1
COMMENTS
Row 5 of A219471
EXAMPLE
Some solutions for n=3
..0..0..1....0..0..1....0..0..2....1..1..1....0..0..0....2..2..2....2..2..3
..0..0..1....1..1..3....0..0..2....1..1..3....0..2..3....2..1..1....2..2..0
..0..0..1....2..2..2....0..0..2....1..1..0....2..2..2....2..0..0....0..0..0
..2..1..1....2..2..2....0..0..2....0..0..0....2..2..2....2..0..1....0..0..0
..3..1..3....3..2..3....0..0..3....0..0..1....2..1..1....3..1..3....0..1..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 20 2012
STATUS
approved