OFFSET
1,1
COMMENTS
Column 6 of A205170.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..1..2..2..1..0..0....0..0..1..2..0..3..3....0..0..0..1..0..1..2
..3..0..0..1..1..1..3....1..2..0..3..0..1..3....1..1..0..0..2..0..3
..3..3..2..0..0..2..1....2..0..3..3..3..2..3....2..1..1..0..0..3..1
..1..3..1..0..1..1..0....0..0..3..0..3..2..1....3..0..1..0..1..3..2
..2..3..2..1..1..0..3....0..2..2..3..1..0..1....3..1..3..2..2..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 22 2012
STATUS
approved