1: (2 7 18)

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

2: (6 20 8)

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

3: (1 9 3)

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

4: (0 12 7)

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