1: (3 8 15)

(0 6 1)(2 19 4)(3 20 17 21 18 15 5)(7 16 14 12 9)(8)(10 13 11)

2: (7 16 14)

(0 6 1)(2 19 4)(3 20 17 21 18 15 5)(7 12 9)(8)(10 13 11)(14)(16)

3: (5 18 15)

(0 6 1)(2 19 4)(3 20 17 21 18)(5)(7 12 9)(8)(10 13 11)(14)(15)(16)

4: (3 20 17)

(0 6 1)(2 19 4)(3 21 18)(5)(7 12 9)(8)(10 13 11)(14)(15)(16)(17)(20)