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