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) |
|---|---|
| 0 | 3 |
| 1 | 107 |
| 2 | 699 |
| 3 | 2547 |
| 4 | 6803 |
| 5 | 15003 |
| 6 | 29067 |
| 7 | 51299 |
| 8 | 84387 |
| 9 | 131403 |
| 10 | 195803 |
| 11 | 281427 |
| 12 | 392499 |
| 13 | 533627 |
| 14 | 709803 |
| 15 | 926403 |
| 16 | 1189187 |
| 17 | 1504299 |
| 18 | 1878267 |
| 19 | 2318003 |
| 20 | 2830803 |
| 21 | 3424347 |
| 22 | 4106699 |
| 23 | 4886307 |
| 24 | 5772003 |
| 25 | 6773003 |
| 26 | 7898907 |
| 27 | 9159699 |
| 28 | 10565747 |