1: (7 12 15)

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

2: (6 14 11)

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

3: (8 12 17)

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

4: (10 19 16)

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