1: (2 7 19)

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

2: (6 19 8)

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

3: (0 9 3)

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

4: (2 8 4)

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