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