OFFSET
1,2
COMMENTS
Column 3 of A223052
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..114
EXAMPLE
Some solutions for n=3
..0..0..1....0..0..0....0..1..1....0..1..2....0..1..2....0..1..0....0..0..1
..2..3..2....1..0..2....2..1..0....2..2..3....3..2..2....2..3..1....2..1..3
..0..0..1....1..0..3....2..3..1....0..2..1....2..1..0....2..0..3....3..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 13 2013
STATUS
approved