1: (6 10 15)

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

2: (5 11 9)

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

3: (0 12 10)

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

4: (1 20 13)

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