1: (3 10 17)

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

2: (9 19 12)

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

3: (6 20 18)

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

4: (5 10 7)

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