1: (0 6 12)

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

2: (5 20 9)

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

3: (8 16 10)

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

4: (9 13 11)

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