1: (0 1 3)

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

2: (3 6 9)

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

3: (5 15 7)

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

4: (1 9 4)

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