1: (3 10 16)

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

2: (6 20 13)

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

3: (7 14 12)

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

4: (5 10 17)

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