OFFSET
1,2
COMMENTS
Row 7 of A266055.
EXAMPLE
Some solutions for n=3
..1..0..2....1..0..2....1..0..2....0..3..1....1..1..2....1..0..1....0..1..2
..2..1..0....2..1..0....2..0..2....1..0..2....2..1..2....1..4..1....2..0..2
..2..1..2....2..1..2....2..0..2....2..1..2....0..1..2....1..0..1....2..1..0
..2..0..2....2..0..2....2..0..2....0..1..2....2..1..2....1..4..0....2..1..2
..2..1..2....2..0..2....2..0..2....2..0..2....0..1..2....0..4..1....2..0..2
..0..1..2....2..0..2....2..0..2....2..0..2....2..0..1....1..0..2....2..0..2
..2..0..1....2..1..0....2..0..1....2..1..1....1..3..0....2..0..1....2..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 20 2015
STATUS
approved