1: (1 9 19)

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

2: (0 16 3)

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

3: (1 9 19)

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

4: (14 20 18)

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