1: (3 5 16)

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

2: (1 6 4)

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

3: (5 19 8)

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

4: (0 18 2)

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