1: (1 6 15)

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

2: (3 20 12)

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

3: (2 7 4)

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

4: (0 15 10)

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