1: (4 9 19)

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

2: (2 10 8)

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

3: (3 20 18)

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

4: (7 15 19)

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