1: (1 4 6)

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

2: (3 7 5)

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

3: (2 10 6)

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

4: (1 12 9)

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