1: (1 10 18)

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

2: (5 20 17)

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

3: (1 15 8)

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

4: (9 16 11)

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