1: (1 8 19)

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

2: (8 9 17)

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

3: (0 18 3)

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

4: (1 17 7)

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