OFFSET
1,1
COMMENTS
Column 6 of A209814
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..0..0..1..0..1..0....0..0..1..0..0..0..2....0..0..0..0..1..0..2
..0..1..0..1..1..1..0....1..0..0..0..3..0..2....2..2..2..0..0..0..2
..1..1..0..0..0..0..0....1..1..1..0..3..0..2....3..2..0..0..3..0..2
..2..1..0..1..0..1..0....2..2..1..0..3..0..0....3..2..2..0..3..0..0
..2..1..0..0..0..0..1....1..1..1..0..3..3..3....2..2..0..0..3..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 13 2012
STATUS
approved