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 | 9 |
| 2 | 14 |
| 3 | 21 |
| 4 | 26 |
| 5 | 403 |
| 6 | 12367 |
| 7 | 41303 |
| 8 | 66893 |
| 9 | 68297 |
| 10 | 73147 |
| 11 | 111607 |
| 12 | 116813 |
| 13 | 118003 |
| 14 | 130133 |
| 15 | 146873 |
| 16 | 222757 |
| 17 | 260497 |
| 18 | 418307 |
| 19 | 429491 |
| 20 | 439097 |
| 21 | 478061 |
| 22 | 559003 |
| 23 | 628241 |
| 24 | 729007 |
| 25 | 822397 |
| 26 | 1116707 |
| 27 | 1239869 |
| 28 | 1595683 |
| 29 | 1887239 |
| 30 | 2148589 |
| 31 | 2225669 |
| 32 | 2481463 |
| 33 | 2502977 |
| 34 | 2539553 |