1: (0 4 6)

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

2: (3 7 5)

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

3: (2 10 6)

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

4: (1 17 8)

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