OFFSET
1,1
COMMENTS
Row 4 of A222679
EXAMPLE
Some solutions for n=3
..0..0..0....0..0..0....0..0..1....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..1....0..0..0....0..0..0....0..0..0....0..0..0....0..0..1....0..0..0
..1..0..0....0..0..1....0..0..0....1..0..2....0..0..1....0..0..0....0..0..1
..0..0..0....2..0..2....0..0..0....0..0..0....2..0..3....0..0..2....2..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 28 2013
STATUS
approved