1: (1 6 20)

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

2: (0 7 5)

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

3: (3 6 19)

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

4: (2 10 4)

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