1: (0 6 16)

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

2: (3 20 13)

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

3: (0 10 18)

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

4: (8 14 12)

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