1: (3 6 15)

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

2: (1 9 5)

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

3: (2 7 4)

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

4: (0 14 6)

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