1: (0 1 9)

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

2: (1 15 17)

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

3: (14 18 16)

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

4: (13 20 17)

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