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 | 1 |
| 2 | 214358881 |
| 3 | 3138428376721 |
| 4 | 4177248169415651 |
| 5 | 505447028499293771 |
| 6 | 61159090448414546291 |
| 7 | 7400249944258160101211 |
| 8 | 81402749386839761113321 |
| 9 | 9849732675807611094711841 |
| 10 | 108347059433883722041830251 |
| 11 | 11 |
| 12 | 121 |
| 13 | 1331 |
| 14 | 14641 |