1: (0 6 8)

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

2: (6 12 15)

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

3: (10 18 14)

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

4: (7 13 11)

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