1: (10 12 17)

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

2: (7 14 11)

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

3: (10 12 17)

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

4: (13 19 15)

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