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