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 | 44 |
| 2 | 1936 |
| 3 | 44065 |
| 4 | 981850 |
| 5 | 23471595 |
| 6 | 567046841 |
| 7 | 13575513917 |
| 8 | 324280404464 |
| 9 | 7753960008192 |
| 10 | 185490886984435 |
| 11 | 4436906789153102 |
| 12 | 106121193817646599 |
| 13 | 2538197480774276123 |
| 14 | 60709250545517745427 |
| 15 | 1452061508622073819918 |