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 | 51867197 |
| 2 | 85776137 |
| 3 | 93685301 |
| 4 | 97122197 |
| 5 | 107599757 |
| 6 | 113575727 |
| 7 | 118136267 |
| 8 | 232728647 |
| 9 | 316973621 |
| 10 | 483040757 |
| 11 | 564537761 |
| 12 | 749930717 |
| 13 | 840472307 |
| 14 | 901288517 |
| 15 | 1559839991 |
| 16 | 1696818647 |
| 17 | 2251028567 |
| 18 | 2469604721 |
| 19 | 2796607337 |
| 20 | 3098938847 |
| 21 | 3152692841 |
| 22 | 3344410367 |