1: (0 10 15)

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

2: (1 19 12)

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

3: (9 13 11)

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

4: (8 20 15)

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