1: (1 9 12)

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

2: (2 20 11)

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

3: (8 14 10)

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

4: (0 12 7)

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