1: (1 7 18)

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

2: (0 16 3)

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

3: (2 9 4)

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

4: (8 18 14)

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