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 | 224584605939537911 |
| 2 | 242720302537486841 |
| 3 | 260855999135435771 |
| 4 | 278991695733384701 |
| 5 | 297127392331333631 |
| 6 | 315263088929282561 |
| 7 | 333398785527231491 |
| 8 | 351534482125180421 |
| 9 | 369670178723129351 |
| 10 | 387805875321078281 |
| 11 | 405941571919027211 |
| 12 | 424077268516976141 |
| 13 | 442212965114925071 |