1: (7 15 20)

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

2: (0 19 9)

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

3: (7 15 20)

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

4: (2 16 14)

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