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 | 9 |
| 2 | 3969 |
| 3 | 5041 |
| 4 | 9409 |
| 5 | 89401 |
| 6 | 35010889 |
| 7 | 478953225 |
| 8 | 741091729 |
| 9 | 282110761881 |
| 10 | 370672751241 |
| 11 | 1930979822409 |
| 12 | 5548799536921 |
| 13 | 6445713623281 |
| 14 | 81193957971361 |