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 | 129361 |
| 2 | 632041 |
| 3 | 3078769 |
| 4 | 4453681 |
| 5 | 4620961 |
| 6 | 4677121 |
| 7 | 6633001 |
| 8 | 7626481 |
| 9 | 8318641 |
| 10 | 9471841 |
| 11 | 9746521 |
| 12 | 14249929 |
| 13 | 16073401 |
| 14 | 16243921 |
| 15 | 17396569 |
| 16 | 17793241 |
| 17 | 18696241 |
| 18 | 18833641 |
| 19 | 19245601 |
| 20 | 20159329 |
| 21 | 20390329 |
| 22 | 24551521 |
| 23 | 24638881 |
| 24 | 24763369 |
| 25 | 25796401 |
| 26 | 36403921 |
| 27 | 36533281 |