OFFSET
1,1
COMMENTS
Column 6 of A240046
EXAMPLE
Some solutions for n=3
..2..3..2..2..3..3....2..3..2..2..2..2....3..2..2..2..2..2....2..3..3..3..2..2
..1..0..0..3..1..2....1..0..0..0..0..3....2..1..1..1..0..3....3..1..2..0..0..3
..1..0..0..0..2..2....1..2..0..0..1..3....2..1..1..2..1..0....2..1..0..0..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 31 2014
STATUS
approved