OFFSET
1,1
COMMENTS
Column 4 of A220044.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3:
..2..1..0..1....2..0..0..0....0..0..0..0....2..2..0..1....1..0..0..0
..2..1..0..0....2..0..0..0....0..0..0..0....2..1..0..0....1..0..0..0
..2..2..0..0....2..3..2..3....1..1..0..1....2..1..0..0....3..3..0..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 03 2012
STATUS
approved