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 | 56 |
| 2 | 1003 |
| 3 | 7458 |
| 4 | 34893 |
| 5 | 122452 |
| 6 | 349257 |
| 7 | 863840 |
| 8 | 1913597 |
| 9 | 3880178 |
| 10 | 7339389 |
| 11 | 13094686 |
| 12 | 22262367 |
| 13 | 36301476 |
| 14 | 57177921 |
| 15 | 87246716 |
| 16 | 129715887 |
| 17 | 188194300 |
| 18 | 267455817 |
| 19 | 372765018 |
| 20 | 511177141 |
| 21 | 689729654 |
| 22 | 918345073 |
| 23 | 1206588778 |
| 24 | 1567668037 |