1: (8 16 19)

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

2: (5 17 15)

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

3: (3 9 7)

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

4: (13 18 19)

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