1: (5 7 15)

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

2: (4 11 6)

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

3: (5 9 20)

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

4: (1 10 8)

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