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