1: (4 6 16)

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

2: (3 10 5)

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

3: (2 13 6)

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

4: (12 17 14)

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