1: (0 7 14)

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

2: (6 17 8)

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

3: (0 7 14)

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

4: (13 20 15)

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