1: (0 3 9)

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

2: (2 16 4)

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

3: (1 20 12)

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

4: (0 21 16)

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