1: (1 6 15)

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

2: (5 17 7)

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

3: (1 6 15)

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

4: (2 18 16)

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