OFFSET
1,1
COMMENTS
Column 5 of A221929
EXAMPLE
Some solutions for n=3
..0..0..1..1..1....0..0..3..0..1....0..3..0..0..2....0..0..3..0..0
..0..5..1..0..0....0..2..1..3..1....0..4..1..2..2....0..3..0..3..1
..0..0..1..4..1....0..4..0..0..0....0..1..0..0..0....0..2..2..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 01 2013
STATUS
approved