1: (0 7 15)

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

2: (5 18 14)

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

3: (3 8 15)

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

4: (12 19 17)

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