1: (2 17 20)

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

2: (0 19 9)

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

3: (2 17 20)

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

4: (1 18 4)

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