1: (6 8 16)

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

2: (2 8 20)

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

3: (1 17 3)

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

4: (5 18 7)

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