1: (1 4 6)

(0 20 2)(1)(3 12 4 9 6)(5 21 19 17 14 11 7)(8 13 10)(15 18 16)

2: (4 9 12)

(0 20 2)(1)(3 12 6)(4)(5 21 19 17 14 11 7)(8 13 10)(9)(15 18 16)

3: (8 13 10)

(0 20 2)(1)(3 12 6)(4)(5 21 19 17 14 11 7)(8)(9)(10)(13)(15 18 16)

4: (7 19 11)

(0 20 2)(1)(3 12 6)(4)(5 21 19)(7)(8)(9)(10)(11 17 14)(13)(15 18 16)