OFFSET
1,2
COMMENTS
Row 5 of A231080
EXAMPLE
Some solutions for n=3
..0..3..0....0..3..2....0..1..2....0..1..2....0..3..0....0..3..0....0..1..2
..2..1..2....2..1..2....0..3..0....2..3..0....2..1..2....2..1..0....0..3..2
..0..3..2....0..3..2....2..1..0....0..3..0....1..2..1....2..3..0....2..1..2
..0..3..2....2..1..0....2..1..2....2..1..0....3..0..3....1..2..1....3..0..1
..0..1..0....0..3..2....0..3..0....0..3..2....1..2..3....1..0..3....3..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 03 2013
STATUS
approved