1: (3 8 11)

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

2: (6 20 9)

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

3: (3 8 11)

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

4: (2 12 4)

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