1: (3 11 13)

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

2: (4 7 13)

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

3: (2 10 5)

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

4: (1 8 6)

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