1: (4 8 13)

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

2: (7 20 9)

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

3: (4 8 13)

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

4: (5 15 12)

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