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 | 163 |
| 1 | 7411 |
| 2 | 49981 |
| 3 | 180793 |
| 4 | 477463 |
| 5 | 1042303 |
| 6 | 2002321 |
| 7 | 3509221 |
| 8 | 5739403 |
| 9 | 8893963 |
| 10 | 13198693 |
| 11 | 18904081 |
| 12 | 26285311 |
| 13 | 35642263 |
| 14 | 47299513 |
| 15 | 61606333 |
| 16 | 78936691 |
| 17 | 99689251 |
| 18 | 124287373 |
| 19 | 153179113 |
| 20 | 186837223 |
| 21 | 225759151 |
| 22 | 270467041 |
| 23 | 321507733 |