1: (0 4 15)

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

2: (1 20 5)

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

3: (0 4 15)

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

4: (2 19 14)

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