1: (1 6 20)

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

2: (0 7 5)

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

3: (3 6 19)

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

4: (2 10 4)

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