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 | 529 |
| 2 | 6889 |
| 3 | 12769 |
| 4 | 1261129 |
| 5 | 40001200009 |
| 6 | 107667328129 |
| 7 | 145381301521 |
| 8 | 510649971459777361 |
| 9 | 24172491655282243145798689 |