OFFSET
1,1
COMMENTS
Column 5 of A221125
EXAMPLE
Some solutions for n=3
..0..1..1..2..0....0..1..3..0..0....0..1..2..1..0....0..1..3..1..0
..0..3..0..4..1....0..3..0..1..1....0..3..0..1..0....0..4..1..2..1
..0..1..0..1..1....0..3..1..2..0....0..4..2..1..0....0..0..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 02 2013
STATUS
approved