OFFSET
1,1
COMMENTS
Column 7 of A206838
EXAMPLE
Some solutions for n=5
..1..3..1..1..0..1..3....1..2..2..1..2..1..2....1..0..1..3..1..0..2
..0..1..3..1..0..1..1....1..3..1..0..1..3..2....1..0..1..3..1..1..1
..0..2..1..3..1..3..1....1..3..3..2..3..2..1....2..3..1..0..3..1..1
..0..1..3..0..0..3..3....0..0..2..0..0..2..1....2..0..3..0..1..3..0
..0..0..3..1..0..0..2....3..0..0..1..0..0..0....1..0..3..2..0..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 13 2012
STATUS
approved