1: (11 15 17)

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

2: (3 5 17)

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

3: (2 7 4)

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

4: (1 15 5)

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