1: (0 8 15)

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

2: (1 20 13)

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

3: (0 8 15)

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

4: (11 17 14)

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