OFFSET
1,2
COMMENTS
Column 7 of A201195.
EXAMPLE
Some solutions for n=4
..0..0..0..2..2..1..2....0..0..0..0..0..0..0....0..0..0..0..1..2..1
..0..0..1..2..2..1..2....0..0..2..1..1..2..2....0..1..1..1..1..2..1
..0..0..2..2..2..2..2....0..0..1..2..2..1..1....0..1..2..2..2..2..2
..0..2..1..2..2..2..2....0..2..1..1..1..2..2....0..1..2..1..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2011
STATUS
approved