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 | 891 |
| 2 | 941 |
| 3 | 2931 |
| 4 | 5401 |
| 5 | 78281 |
| 6 | 861761 |
| 7 | 67304951 |
| 8 | 77171861 |
| 9 | 757603751 |
| 10 | 6346449411 |
| 11 | 6517798231 |