1: (0 7 19)

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

2: (2 20 9)

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

3: (0 7 19)

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

4: (6 17 8)

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