1: (0 1 5)

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

2: (3 5 21)

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

3: (2 8 4)

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

4: (1 20 5)

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