OFFSET
1,1
COMMENTS
Column 4 of A223000
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..58
EXAMPLE
Some solutions for n=3
..0..1..1..0....0..1..2..0....0..1..2..1....0..1..0..2....0..1..0..2
..1..2..1..1....2..0..2..1....2..1..0..1....0..1..2..0....2..0..1..0
..0..2..0..1....1..2..2..1....2..0..0..0....0..1..2..2....2..0..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 11 2013
STATUS
approved