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 | 1381 |
| 2 | 3089 |
| 3 | 10399 |
| 4 | 49081 |
| 5 | 53759 |
| 6 | 63949 |
| 7 | 76801 |
| 8 | 98491 |
| 9 | 107509 |
| 10 | 109397 |
| 11 | 113341 |
| 12 | 143093 |
| 13 | 182747 |
| 14 | 204331 |
| 15 | 209477 |
| 16 | 239087 |
| 17 | 252949 |
| 18 | 255989 |
| 19 | 313409 |
| 20 | 396983 |
| 21 | 426287 |
| 22 | 500341 |
| 23 | 602779 |
| 24 | 677333 |
| 25 | 812281 |
| 26 | 832801 |
| 27 | 1516531 |
| 28 | 1574939 |
| 29 | 1599151 |
| 30 | 1619507 |
| 31 | 1678639 |
| 32 | 1866737 |
| 33 | 2046449 |