OFFSET
1,2
COMMENTS
Column 2 of A265870.
EXAMPLE
Some solutions for n=4
..0..3....0..2....3..0....1..0....3..0....2..1....0..3....3..3....1..2....1..1
..2..0....0..1....0..2....2..0....2..0....3..3....3..1....2..1....2..0....3..3
..1..2....3..1....2..3....2..1....2..1....1..0....1..2....1..2....0..1....2..0
..3..1....3..2....1..1....3..3....1..3....2..0....2..0....0..0....3..3....0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2015
STATUS
approved