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 | 257931013 |
| 2 | 1394821313 |
| 3 | 2699357347 |
| 4 | 3122419127 |
| 5 | 3132143093 |
| 6 | 3647381953 |
| 7 | 3736320359 |
| 8 | 3799933727 |
| 9 | 6130099337 |
| 10 | 7622281937 |
| 11 | 7943701397 |
| 12 | 7991407367 |