1: (1 8 16)

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

2: (7 18 9)

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

3: (15 19 17)

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

4: (6 12 16)

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