1: (1 3 9)

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

2: (2 19 4)

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

3: (8 20 10)

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

4: (0 9 7)

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