1: (4 7 9)

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

2: (6 19 8)

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

3: (0 9 5)

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

4: (2 20 17)

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