1: (4 8 15)

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

2: (1 10 7)

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

3: (4 9 16)

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

4: (2 20 5)

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