1: (7 10 19)

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

2: (6 15 8)

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

3: (0 3 10)

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

4: (1 20 16)

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