n=5的一些解
..3...-6...-3....5...-1....1....0....4...-7...-6...-6...-6....4...-3...-3...-4
.-3....7....0...-5....2...-2...-1...-4....2....5....5...-3....1...-2...-2....4
.-3....3....7....2....5...-7....4...-3....7....6...-2....6...-4...-2....7....3
.-3...-5...-1...-5...-7....7....0...-1...-2...-3....0....4....2....5....5...-3
..6....1...-3....3....1....1...-3....4....0...-2....3...-1...-3....2...-7....0