1: (3 7 20)

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

2: (1 18 4)

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

3: (3 7 20)

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

4: (0 8 6)

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