OFFSET
1,1
COMMENTS
Column 6 of A208788.
EXAMPLE
Some solutions for n=4
..0..0..1..0..0..0....0..1..0..0..0..1....0..1..0..1..0..0....0..0..0..1..0..0
..1..0..1..1..1..0....0..1..1..1..0..0....2..1..0..1..1..0....1..1..0..1..1..0
..1..0..0..0..1..2....0..0..0..1..1..1....0..1..3..0..1..0....0..1..0..0..2..0
..1..1..1..0..0..0....1..1..0..0..0..0....0..0..1..0..1..0....0..1..1..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 01 2012
STATUS
approved