1: (0 2 4)

(0)(1 20 3)(2 12 4 9 5)(6 18 16 14 10)(7 22 8)(11 15 13)(17 21 19)

2: (1 20 3)

(0)(1)(2 12 4 9 5)(3)(6 18 16 14 10)(7 22 8)(11 15 13)(17 21 19)(20)

3: (4 9 12)

(0)(1)(2 12 5)(3)(4)(6 18 16 14 10)(7 22 8)(9)(11 15 13)(17 21 19)(20)

4: (6 18 10)

(0)(1)(2 12 5)(3)(4)(6)(7 22 8)(9)(10 16 14)(11 15 13)(17 21 19)(18)(20)