1: (4 7 20)

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

2: (3 13 5)

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

3: (0 19 9)

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

4: (1 6 4)

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