1: (7 11 15)

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

2: (5 13 10)

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

3: (7 11 15)

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

4: (3 8 6)

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