1: (0 3 6)

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

2: (3 11 19)

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

3: (2 9 4)

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

4: (5 18 7)

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