1: (0 1 16)

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

2: (3 16 21)

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

3: (2 19 8)

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

4: (1 20 16)

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