1: (0 3 7)

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

2: (2 20 4)

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

3: (3 13 5)

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

4: (6 16 12)

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