OFFSET
1,2
COMMENTS
Column 6 of A208945.
EXAMPLE
Some solutions for n=5:
.-4...-4...-3...-5...-4...-2...-3...-6...-6...-6...-4...-5...-3...-4...-2...-5
..2...-3....4....6....6...-1....1....1....1...-3....4....2...-2....4...-1....5
..0....2...-2...-2....3....2....0...-2...-4....1....3...-3...-3....6...-2...-3
..1....1....1...-3...-3...-2...-3....3....4....4....0....0....2...-3...-1...-2
..1....4....0....4...-2....3....5....4....5....4...-3....6....6...-3....6....5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 03 2012
STATUS
approved