1: (2 7 20)

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

2: (4 7 9)

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

3: (6 11 8)

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

4: (1 19 3)

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