1: (1 4 16)

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

2: (3 20 6)

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

3: (0 16 9)

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

4: (2 19 14)

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