1: (3 10 19)

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

2: (0 17 8)

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

3: (6 11 9)

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

4: (2 19 14)

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