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 | 239 |
| 2 | 57121 |
| 3 | 5087912 |
| 4 | 218619076 |
| 5 | 5733691150 |
| 6 | 105179942478 |
| 7 | 1461411174370 |
| 8 | 16206659678557 |
| 9 | 148957213473086 |
| 10 | 1167498177877341 |
| 11 | 7978569040814189 |
| 12 | 48389995885548620 |
| 13 | 264233150465396312 |
| 14 | 1314507634444102055 |