1: (0 3 7)

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

2: (2 20 5)

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

3: (4 8 6)

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

4: (1 18 7)

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