Some solutions for 3X6
..1..1..0..1..1..1....0..1..2..2..2..2....1..1..1..2..1..1....0..1..2..1..1..1
..0..0..0..0..0..1....0..0..0..0..1..2....0..0..0..2..2..2....1..1..1..1..2..1
..0..0..1..0..0..2....2..1..1..1..1..1....1..1..0..1..2..2....1..0..1..2..2..0
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