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 | 1 |
| 2 | 14 |
| 3 | 118 |
| 4 | 926 |
| 5 | 7311 |
| 6 | 59982 |
| 7 | 517496 |
| 8 | 4717222 |
| 9 | 45484301 |
| 10 | 463683670 |
| 11 | 4991117034 |
| 12 | 56630860638 |
| 13 | 676055834971 |
| 14 | 8475491147678 |
| 15 | 111376106002732 |
| 16 | 1531384454297174 |
| 17 | 21993657178539321 |
| 18 | 329402210042157606 |