1: (3 7 12)

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

2: (2 10 4)

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

3: (0 8 6)

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

4: (7 13 9)

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