1: (0 6 13)

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

2: (4 15 9)

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

3: (3 7 5)

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

4: (13 16 17)

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