1: (7 10 20)

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

2: (6 14 8)

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

3: (7 10 20)

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

4: (9 16 11)

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