Some solutions for n=3
..0....2....0....0....0....4....4....2....1....3....2....3....1....2....2....1
..0....1....6....3....1....2....1....0....0....2....1....2....3....1....3....3
..5....0....1....3....2....1....0....4....1....1....5....2....5....0....2....2
..1....0....0....0....1....1....5....3....4....2....0....1....0....5....3....1
..1....4....1....3....1....0....2....1....2....0....1....4....0....3....1....3
..4....0....3....3....0....2....4....0....1....0....0....2....0....2....0....3
..0....4....4....0....4....5....1....0....0....2....3....2....6....1....1....2
|