1: (1 5 9)

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

2: (2 10 8)

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

3: (1 5 9)

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

4: (4 12 7)

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