| l | Diophantine equation | Set of Solutions |
|
|
|
| 1 |
| 1 | π/4 | π/2 | π/2 |
| 2 |
|
| π/6 | π/3 | 2π/3 |
| 3 |
|
| π/8 | π/4 | 3π/4 |
| 4 |
|
| π/10 | π/5 | 4π/5 |
| 5 |
|
| π/12 | π/6 | 5π/6 |
| … | … | … | … | … | … |
| k |
|
| π/2k | π/k |
|