OFFSET
1,1
COMMENTS
Column 2 of A213962
EXAMPLE
Some solutions for n=4
..0..2..0..0....2..0..0..0....2..0..0..0....2..0..0..0....2..0..0..0
..0..1..2..0....0..1..0..0....0..1..1..0....0..2..2..0....0..1..0..1
..1..0..2..0....0..1..1..0....0..1..0..2....0..0..1..1....0..2..1..0
..0..1..1..2....0..1..2..2....0..2..0..1....0..0..2..0....0..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 28 2012
STATUS
approved