1: (6 7 13)

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

2: (2 7 20)

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

3: (0 19 5)

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

4: (1 17 3)

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