1: (7 10 20)

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

2: (6 12 8)

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

3: (9 19 11)

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

4: (5 14 10)

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