1: (2 10 17)

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

2: (6 18 16)

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

3: (2 10 17)

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

4: (5 11 9)

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