1: (5 8 12)

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

2: (1 9 7)

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

3: (5 8 12)

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

4: (6 13 10)

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