1: (4 10 13)

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

2: (6 20 12)

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

3: (0 7 5)

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

4: (2 8 4)

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