1: (2 6 12)

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

2: (4 16 9)

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

3: (1 5 3)

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

4: (0 10 6)

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