1: (1 3 15)

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

2: (2 20 4)

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

3: (3 7 11)

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

4: (6 12 8)

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