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 | 7 |
| 2 | 97 |
| 3 | 1957 |
| 4 | 46687 |
| 5 | 1219243 |
| 6 | 33715399 |
| 7 | 970085119 |
| 8 | 28740443449 |
| 9 | 870830918389 |
| 10 | 26860099935529 |
| 11 | 840549807424369 |
| 12 | 26620996978712269 |
| 13 | 851664885506669269 |
| 14 | 27482469263443730269 |
| 15 | 893460843597349019629 |
| 16 | 29235859228655427097639 |