OFFSET
1,1
COMMENTS
Column 6 of A240376.
EXAMPLE
Some solutions for n=3:
..3..2..3..2..2..2....3..3..2..3..3..2....2..2..3..2..3..3....2..2..3..2..3..2
..3..2..3..2..0..1....3..1..2..1..1..2....2..0..1..2..1..1....2..0..1..2..1..2
..2..2..0..3..2..3....2..2..3..2..0..3....2..1..3..2..0..0....3..1..3..2..3..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved