1: (0 10 15)

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

2: (8 21 13)

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

3: (6 11 9)

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

4: (4 10 20)

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