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) |
|---|---|
| 3 | 399 |
| 4 | 8855 |
| 5 | 588455 |
| 6 | 139501439 |
| 7 | 3512071871 |
| 8 | 199195047359 |
| 9 | 14563696180319 |
| 10 | 989565001538399 |
| 11 | 20576473996736735 |
| 12 | 4049149795181043839 |
| 13 | 409810997884396741919 |
| 14 | 46852073639840281125599 |
| 15 | 6414735508880546179805759 |
| 16 | 466807799396932243821123839 |
| 17 | 41222773167337486494297521279 |