OFFSET
1,1
COMMENTS
Row 2 of A233049
EXAMPLE
Some solutions for n=4
..2..1..1..1..0....1..2..0..0..1....0..0..0..1..1....0..1..1..2..0
..2..0..2..1..2....0..1..2..1..1....1..1..2..0..1....0..0..0..2..1
..0..1..1..2..2....0..1..1..2..2....1..1..1..2..2....1..1..2..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 03 2013
STATUS
approved