1: (0 7 15)

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

2: (6 20 11)

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

3: (4 9 15)

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

4: (8 13 10)

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