1: (0 6 19)

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

2: (2 20 18)

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

3: (1 17 3)

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

4: (2 16 19)

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