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