OFFSET
1,2
COMMENTS
Column 3 of A208814.
EXAMPLE
Some solutions for n=6:
.-3...-2...-2...-3...-2...-3...-2...-3...-2...-3...-2...-2...-3...-2...-2...-2
..3....1...-2....0....0...-1....1....0....1....3....1...-1....1....1...-2...-2
..1....0....0....1...-2....1....2....0....2...-1...-1....1....2....0....0...-1
.-1...-2....1...-1....3....3...-1....0....0....1....3....1...-1...-1....3....2
..1....1....2....2....1...-1....1....0...-1...-1....0...-2....2...-1....2....0
.-1....2....1....1....0....1...-1....3....0....1...-1....3...-1....3...-1....3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 01 2012
STATUS
approved