1: (0 8 11)

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

2: (7 13 9)

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

3: (6 19 11)

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

4: (2 20 15)

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