OFFSET
1,1
COMMENTS
Column 3 of A221655.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..40
EXAMPLE
Some solutions for n=3
..0..1..2....0..3..1....2..2..0....0..2..0....1..2..0....0..1..1....1..2..0
..1..2..0....0..2..2....0..0..0....1..2..1....1..3..1....0..1..1....0..3..1
..0..3..0....0..1..0....1..4..0....0..2..1....0..1..0....1..4..0....0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 21 2013
STATUS
approved