1: (0 1 13)

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

2: (1 14 19)

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

3: (2 21 18)

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

4: (13 20 17)

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