1: (1 6 12)

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

2: (3 16 11)

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

3: (2 17 14)

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

4: (1 10 4)

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