1: (0 1 7)

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

2: (1 17 19)

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

3: (15 20 18)

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

4: (14 21 19)

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