OFFSET
1,1
COMMENTS
Row 6 of A240271
EXAMPLE
Some solutions for n=3
..3..2..2....3..2..2....3..2..3....3..2..2....2..3..3....3..2..3....3..2..3
..2..1..2....3..1..2....2..1..1....3..1..1....2..1..2....2..1..1....2..1..2
..3..1..3....2..3..2....3..2..3....2..3..3....3..0..1....3..2..3....3..2..0
..3..2..3....3..0..0....2..3..3....3..1..2....2..3..2....2..3..3....2..1..0
..3..1..1....2..1..0....2..0..0....3..2..2....3..2..2....2..0..0....2..0..3
..2..3..3....3..1..2....2..0..1....2..1..1....2..3..2....2..0..0....3..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 03 2014
STATUS
approved