1: (1 9 15)

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

2: (0 10 8)

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

3: (7 16 14)

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

4: (6 17 15)

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