1: (10 15 20)

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

2: (1 8 20)

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

3: (0 18 3)

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

4: (7 19 9)

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