OFFSET
1,3
COMMENTS
Column 2 of A266655.
EXAMPLE
Some solutions for n=4
..0..1....0..1....0..0....0..3....0..3....0..2....0..3....0..1....0..3....0..1
..3..2....0..1....2..1....2..3....1..0....1..3....3..2....3..0....2..1....1..2
..0..1....3..2....3..3....2..1....2..3....2..1....1..2....2..3....1..0....2..0
..3..2....2..3....2..1....0..1....1..2....0..3....1..0....2..1....2..3....3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 02 2016
STATUS
approved