1: (1 3 9)

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

2: (0 4 2)

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

3: (3 19 5)

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

4: (8 20 15)

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