1: (9 11 15)

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

2: (7 15 17)

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

3: (14 19 16)

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

4: (6 10 8)

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