Table 5: Slope of Troesch's problem.

This work Other methods [5]

1 [4]
2 [4]
3 [4]
4 [4]
5 [4]
6 [4]
7 [4]
8 [4]
9 [4]
10 [4]
12 [28]
15 [28]
20 [30]