1: (0 1 16)

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

2: (7 16 21)

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

3: (6 19 14)

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

4: (12 18 15)

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