1: (0 1 5)

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

2: (1 15 17)

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

3: (14 18 16)

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

4: (13 19 17)

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