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 | 67 |
| 2 | 79 |
| 3 | 1009 |
| 4 | 10459 |
| 5 | 34459489 |
| 6 | 654729139 |
| 7 | 316234143289 |
| 8 | 2980227913743310874726229193921939 |