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 | 919 |
| 2 | 929 |
| 3 | 9029 |
| 4 | 9049 |
| 5 | 9059 |
| 6 | 9109 |
| 7 | 9199 |
| 8 | 9209 |
| 9 | 9239 |
| 10 | 9319 |
| 11 | 9349 |
| 12 | 9419 |
| 13 | 9439 |
| 14 | 9479 |
| 15 | 9539 |
| 16 | 9619 |
| 17 | 9629 |
| 18 | 9649 |
| 19 | 9679 |
| 20 | 9689 |
| 21 | 9719 |
| 22 | 9739 |
| 23 | 9749 |
| 24 | 9769 |
| 25 | 9829 |
| 26 | 9839 |
| 27 | 9859 |
| 28 | 9929 |
| 29 | 9949 |
| 30 | 90019 |
| 31 | 90059 |
| 32 | 90089 |
| 33 | 90149 |
| 34 | 90199 |
| 35 | 90239 |
| 36 | 90289 |
| 37 | 90359 |
| 38 | 90379 |
| 39 | 90439 |