1: (6 8 17)

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

2: (0 2 8)

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

3: (1 19 3)

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

4: (2 17 4)

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