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 | 15 |
| 2 | 1390 |
| 3 | 1369 |
| 4 | 11763 |
| 5 | 47802 |
| 6 | 1529690 |
| 7 | 4628217 |
| 8 | 1544053 |
| 9 | 804607562 |
| 10 | 4747704789 |