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 | 1538419 |
| 2 | 3662941 |
| 3 | 10835789 |
| 4 | 11698837 |
| 5 | 13441633 |
| 6 | 16002521 |
| 7 | 19039199 |
| 8 | 28598753 |
| 9 | 29170307 |
| 10 | 57766903 |
| 11 | 58309837 |
| 12 | 60324577 |
| 13 | 71197453 |
| 14 | 75817459 |
| 15 | 84834049 |
| 16 | 86506051 |
| 17 | 127779919 |
| 18 | 130415413 |
| 19 | 184465669 |
| 20 | 189978779 |
| 21 | 221705713 |
| 22 | 230700227 |
| 23 | 231203779 |
| 24 | 239519327 |
| 25 | 255285439 |