OFFSET
1,1
COMMENTS
Column 7 of A241356
EXAMPLE
Some solutions for n=3
..2..3..3..3..2..3..3....2..3..3..2..3..3..2....3..2..3..3..2..3..3
..2..1..1..1..2..2..2....2..1..1..2..1..1..1....3..1..2..1..2..2..1
..3..2..2..0..0..1..3....3..2..3..2..0..3..3....2..3..0..2..0..0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 20 2014
STATUS
approved