OFFSET
1,1
COMMENTS
Column 2 of A204655
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0..0..0..0....0..0..1..0....0..0..1..0....0..1..2..1....0..0..0..0
..0..0..1..2....1..0..0..0....0..2..1..1....1..2..1..3....1..0..0..2
..1..0..1..3....1..2..0..3....0..0..0..0....2..3..1..1....2..0..2..3
..1..3..1..1....3..0..0..0....0..1..0..1....0..1..1..1....3..0..1..2
..3..0..1..0....1..2..0..1....3..2..3..1....1..2..2..3....3..3..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 17 2012
STATUS
approved