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 | 2 |
| 2 | 3 |
| 3 | 29 |
| 4 | 5 |
| 5 | 23 |
| 6 | 269 |
| 7 | 272879 |
| 8 | 149 |
| 9 | 61463 |
| 10 | 929 |
| 11 | 7426253 |
| 12 | 2609 |
| 13 | 233 |
| 14 | 59 |
| 15 | 78977932125503 |