1: (0 2 7)

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

2: (1 15 3)

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

3: (6 18 7)

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

4: (5 19 17)

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