1: (0 1 7)

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

2: (5 7 20)

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

3: (2 9 6)

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

4: (1 18 7)

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