1: (0 9 15)

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

2: (1 20 11)

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

3: (0 9 15)

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

4: (7 12 10)

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