1: (3 4 11)

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

2: (4 7 10)

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

3: (6 15 8)

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

4: (0 13 9)

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