1: (0 1 6)

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

2: (1 7 11)

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

3: (5 16 9)

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

4: (8 12 10)

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