1: (1 4 7)

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

2: (3 11 4)

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

3: (6 13 8)

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

4: (10 15 12)

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