1: (0 8 10)

(0 6 3)(1 20 2)(4 8 12 10 5)(7 18 16 14 9)(11 15 13)(17 21 19)

2: (7 14 9)

(0 6 3)(1 20 2)(4 8 12 10 5)(7)(9)(11 15 13)(14 18 16)(17 21 19)

3: (4 8 12)

(0 6 3)(1 20 2)(4 10 5)(7)(8)(9)(11 15 13)(12)(14 18 16)(17 21 19)

4: (11 15 13)

(0 6 3)(1 20 2)(4 10 5)(7)(8)(9)(11)(12)(13)(14 18 16)(15)(17 21 19)