OFFSET
1,1
COMMENTS
Column 4 of A199246
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..30
EXAMPLE
Some solutions for n=5
..0..1..2..1....0..1..0..2....0..1..0..1....0..0..1..0....0..1..0..1
..2..0..1..2....2..2..1..0....1..2..1..2....0..0..2..1....1..0..1..2
..0..2..0..1....2..2..0..1....2..1..2..0....1..2..1..0....0..2..0..1
..2..0..1..0....0..1..1..2....0..2..0..2....2..1..2..1....2..0..2..0
..1..2..0..1....2..1..1..0....1..0..2..0....1..2..0..2....1..2..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 04 2011
STATUS
approved