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 | 1 |
| 1 | 29 |
| 2 | 493 |
| 3 | 6264 |
| 4 | 65569 |
| 5 | 594906 |
| 6 | 4826325 |
| 7 | 35745951 |
| 8 | 245302938 |
| 9 | 1576968409 |
| 10 | 9577863060 |
| 11 | 55328931365 |
| 12 | 305653898806 |
| 13 | 1621966962395 |
| 14 | 8298721485505 |
| 15 | 41068822192297 |
| 16 | 197116507655270 |
| 17 | 919734407613752 |