OFFSET
1,1
COMMENTS
Column 6 of A202574
EXAMPLE
Some solutions for n=2
..1..0..0..0..0..0..1..0..1....0..1..0..1..0..0..0..1..0
..1..0..0..0..0..0..0..1..0....0..1..1..0..0..1..1..0..0
..0..1..1..0..0..1..1..0..0....1..0..1..0..1..0..0..0..1
..0..1..1..0..0..1..0..0..0....1..0..0..0..0..0..1..0..0
..1..0..0..1..1..0..0..0..0....0..1..0..1..0..0..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 21 2011
STATUS
approved