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 | 76 |
| 3 | 238 |
| 4 | 913 |
| 5 | 1334 |
| 6 | 4645 |
| 7 | 17396 |
| 8 | 351085 |
| 9 | 69587 |
| 10 | 552184 |
| 11 | 329808 |
| 12 | 381654 |
| 13 | 35874097 |
| 14 | 5011174 |
| 15 | 6220178 |
| 16 | 33773592 |
| 17 | 13149134 |
| 18 | 105749940 |