OFFSET
1,1
COMMENTS
Column 3 of A204889
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0..0..0..0..1....0..0..0..0..0....0..0..0..0..0....0..0..1..1..1
..1..2..0..1..2....1..2..0..1..2....0..1..2..0..1....0..2..1..2..1
..1..2..2..2..2....1..0..1..2..1....1..2..1..0..1....1..1..1..1..0
..2..2..0..1..1....2..2..2..2..2....1..1..1..0..0....0..2..1..1..1
..2..2..2..1..2....2..1..1..1..1....0..0..1..2..1....2..0..1..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 20 2012
STATUS
approved