1: (0 1 2)

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

2: (2 6 8)

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

3: (5 18 7)

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

4: (1 8 4)

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