1: (0 3 7)

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

2: (3 9 15)

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

3: (8 16 14)

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

4: (7 21 15)

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