1: (2 6 20)

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

2: (2 13 17)

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

3: (12 18 16)

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

4: (6 19 17)

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