1: (0 2 6)

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

2: (4 6 21)

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

3: (3 10 5)

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

4: (1 20 7)

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