1: (0 5 19)

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

2: (2 20 18)

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

3: (1 17 3)

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

4: (2 16 19)

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