1: (0 2 7)

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

2: (4 7 21)

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

3: (3 10 6)

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

4: (2 20 7)

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