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 | 2 |
| 1 | 109 |
| 2 | 131 |
| 3 | 10289 |
| 4 | 12197 |
| 5 | 1227797 |
| 6 | 101636629 |
| 7 | 118561139 |
| 8 | 10596073217 |
| 9 | 89466662147 |
| 10 | 37898818253 |