1: (0 4 8)

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

2: (6 10 15)

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

3: (2 21 13)

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

4: (1 5 3)

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