1: (1 7 19)

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

2: (0 8 2)

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

3: (4 20 18)

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

4: (1 17 6)

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