1: (3 6 18)

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

2: (0 7 5)

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

3: (1 19 17)

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

4: (4 14 18)

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