OFFSET
1,1
COMMENTS
Row 5 of A226398
EXAMPLE
Some solutions for n=3
.-2...-2...-2...-3...-2...-3...-2...-3...-2...-1...-3....0...-3...-3...-2...-3
.-1...-1...-2...-1...-1...-2...-2...-3...-1....1...-3....1...-3...-1...-2...-3
..0...-1....2...-1...-1....3...-2...-3...-1....1...-1....2...-3...-1...-1...-2
..0....0....3...-1...-1....3...-2...-1...-1....3....0....2...-1....0...-1....1
..0....1....3....3....2....3....3....2....0....3....3....2....1....1....1....2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 06 2013
STATUS
approved