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