1: (3 6 20)

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

2: (3 9 18)

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

3: (0 7 5)

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

4: (2 10 4)

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