This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1163 |
| 2 | 165212 |
| 3 | 6818350 |
| 4 | 144081276 |
| 5 | 2030417942 |
| 6 | 21476594002 |
| 7 | 181330154458 |
| 8 | 1271807435844 |
| 9 | 7630189031428 |
| 10 | 40055722078772 |
| 11 | 187351337881293 |
| 12 | 792277748611083 |
| 13 | 3065939800657297 |
| 14 | 10966696897925829 |
| 15 | 36566451416331144 |