1: (0 7 15)

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

2: (1 20 14)

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

3: (6 21 12)

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

4: (0 13 7)

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