1: (1 3 5)

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

2: (3 8 15)

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

3: (7 17 13)

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

4: (14 19 16)

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