1: (0 3 15)

(0 12 10 8 3 19 17 6 2)(1 21 20)(4 9 7)(5 14 13)(11 18 16)(15)

2: (2 17 6)

(0 12 10 8 3 19 17)(1 21 20)(2)(4 9 7)(5 14 13)(6)(11 18 16)(15)

3: (11 18 16)

(0 12 10 8 3 19 17)(1 21 20)(2)(4 9 7)(5 14 13)(6)(11)(15)(16)(18)

4: (10 19 17)

(0 12 10)(1 21 20)(2)(3 19 8)(4 9 7)(5 14 13)(6)(11)(15)(16)(17)(18)