1: (1 15 19)

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

2: (9 20 18)

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

3: (1 15 19)

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

4: (2 17 14)

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