OFFSET
1,1
COMMENTS
Column 4 of A262122.
EXAMPLE
Some solutions for n=3
..0..0..2..1..2....1..1..0..1..2....0..0..0..1..0....0..0..0..2..1
..2..1..2..1..1....2..1..0..2..2....0..2..1..1..1....0..0..0..1..0
..0..0..0..0..2....2..1..0..2..2....0..1..0..1..1....0..0..0..1..0
..1..2..1..1..2....2..2..2..2..1....2..2..2..2..1....2..2..2..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 11 2015
STATUS
approved