1: (0 3 8)

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

2: (2 21 5)

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

3: (4 16 6)

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

4: (5 12 7)

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