OFFSET
1,1
COMMENTS
Column 4 of A221234
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..46
EXAMPLE
Some solutions for n=3
..1..0..0..1....1..1..2..0....1..1..2..1....1..2..1..0....2..0..1..2
..2..1..1..2....2..1..0..2....0..2..1..0....1..0..2..1....1..0..1..2
..1..2..0..1....0..0..2..1....0..1..1..2....0..2..2..0....1..2..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 05 2013
STATUS
approved