OFFSET
1,2
COMMENTS
Column 2 of A265882.
EXAMPLE
Some solutions for n=4
..2..3....2..2....2..0....0..0....0..1....2..0....0..1....0..0....2..3....0..1
..1..3....3..3....1..3....2..3....1..0....0..1....3..2....1..3....1..0....0..2
..0..2....0..0....1..0....1..1....2..3....3..2....0..1....3..1....1..3....3..2
..1..0....1..1....3..2....3..2....2..3....1..3....2..3....2..2....2..0....1..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2015
STATUS
approved