1: (1 6 11)

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

2: (4 19 6)

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

3: (2 20 17)

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

4: (5 12 7)

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