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 | 43 |
| 2 | 257 |
| 3 | 12113 |
| 4 | 84131 |
| 5 | 96137 |
| 6 | 168143 |
| 7 | 372167 |
| 8 | 32041181 |
| 9 | 120409349 |
| 10 | 139129379 |
| 11 | 292681547 |
| 12 | 410881643 |
| 13 | 516961727 |
| 14 | 528529733 |
| 15 | 863041937 |
| 16 | 966289991 |
| 17 | 10629611033 |
| 18 | 10670891039 |
| 19 | 11902811093 |
| 20 | 16307291279 |
| 21 | 21112091459 |
| 22 | 25058891597 |
| 23 | 29618411723 |
| 24 | 31933691789 |
| 25 | 35006411873 |