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