1: (0 1 7)

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

2: (1 8 11)

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

3: (6 12 10)

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

4: (5 16 9)

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