1: (10 12 15)

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

2: (3 8 15)

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

3: (6 16 11)

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

4: (5 9 7)

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