1: (7 9 13)

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

2: (10 13 17)

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

3: (9 15 11)

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

4: (14 19 16)

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