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 | 419 |
| 2 | 1049 |
| 3 | 2309 |
| 4 | 2729 |
| 5 | 3359 |
| 6 | 5879 |
| 7 | 6089 |
| 8 | 6299 |
| 9 | 7349 |
| 10 | 7559 |
| 11 | 8819 |
| 12 | 9239 |
| 13 | 10499 |
| 14 | 10709 |
| 15 | 11549 |
| 16 | 11969 |
| 17 | 15329 |
| 18 | 18059 |
| 19 | 21839 |
| 20 | 25409 |
| 21 | 26249 |
| 22 | 26879 |
| 23 | 28349 |
| 24 | 29399 |
| 25 | 30869 |
| 26 | 31079 |
| 27 | 32969 |
| 28 | 33179 |
| 29 | 33599 |
| 30 | 33809 |
| 31 | 34649 |
| 32 | 35279 |
| 33 | 37589 |
| 34 | 40529 |
| 35 | 42839 |