1: (0 4 15)

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

2: (1 20 7)

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

3: (0 4 15)

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

4: (3 9 6)

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