OFFSET
1,1
COMMENTS
Column 6 of A198604
EXAMPLE
Some solutions for n=2
..0..0..0..0..0..0..1..1..0..0..1..1....0..0..1..1..0..0..2..2..2..2..2..2
..0..1..1..2..2..0..1..1..0..0..1..1....0..0..1..1..0..0..2..3..3..1..1..2
..0..1..1..2..2..0..3..3..2..2..0..0....1..1..2..2..3..3..2..3..3..1..1..2
..0..0..0..0..0..0..3..3..2..2..0..0....1..1..2..2..3..3..2..2..2..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 27 2011
STATUS
approved