OFFSET
1,1
COMMENTS
Column 4 of A205277
EXAMPLE
Some solutions for n=4
..0..1..2..0..0....2..0..0..2..1....1..0..0..0..0....0..2..1..3..0
..0..0..0..0..1....1..0..0..0..1....3..0..1..1..2....1..1..1..1..2
..3..2..2..2..2....0..0..1..2..3....0..0..0..3..2....1..3..2..0..0
..3..0..3..1..2....3..0..1..0..0....2..0..2..3..3....2..3..3..3..2
..1..2..2..2..3....3..0..1..2..0....0..1..2..3..2....1..3..2..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 24 2012
STATUS
approved