1: (7 11 16)

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

2: (10 17 15)

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

3: (7 11 16)

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

4: (6 14 9)

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