1: (2 4 18)

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

2: (1 5 3)

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

3: (0 15 4)

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

4: (11 19 17)

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