OFFSET
1,2
COMMENTS
Column 7 of A187988
EXAMPLE
All solutions for n=3
.-8...-1...-3...-6...-2...-4...-7...-7...-4...-2...-5...-5...-3...-1...-6
..7....0...-3....5....1...-4...-7....6....3...-2....4...-5....2...-1...-6
..7....0....4....5....1....5....8....6....3....3....4....6....2....2....7
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 18 2011
EXTENSIONS
More terms from R. J. Mathar, May 17 2023
STATUS
approved