1: (8 11 15)

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

2: (6 12 10)

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

3: (0 9 7)

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

4: (5 13 11)

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