1: (0 5 8)

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

2: (4 19 6)

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

3: (3 9 7)

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

4: (2 10 8)

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