1: (5 8 12)

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

2: (1 10 6)

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

3: (5 8 12)

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

4: (7 11 9)

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