OFFSET
1,2
COMMENTS
Column 2 of A200082.
EXAMPLE
All solutions for n=6
..1....0....2....1....2....1....0....2....0
..1....1....1....2....0....0....2....2....0
..1....2....0....1....0....1....2....2....0
..1....2....0....0....1....2....1....2....0
..1....1....1....0....2....2....0....2....0
..1....0....2....1....2....1....0....2....0
..1....1....1....2....0....0....2....2....0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 13 2011
STATUS
approved