1: (4 10 16)

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

2: (7 17 14)

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

3: (3 8 5)

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

4: (2 15 10)

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