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 | 1021 |
| 2 | 1201 |
| 3 | 1249 |
| 4 | 1429 |
| 5 | 9029 |
| 6 | 9209 |
| 7 | 9241 |
| 8 | 9421 |
| 9 | 10429 |
| 10 | 11621 |
| 11 | 12109 |
| 12 | 12119 |
| 13 | 12149 |
| 14 | 12491 |
| 15 | 12611 |
| 16 | 12619 |
| 17 | 12641 |
| 18 | 12689 |
| 19 | 12809 |
| 20 | 12841 |
| 21 | 12919 |
| 22 | 14029 |
| 23 | 14621 |
| 24 | 14629 |
| 25 | 14821 |
| 26 | 14929 |
| 27 | 16249 |
| 28 | 16829 |
| 29 | 18269 |
| 30 | 19219 |
| 31 | 19249 |
| 32 | 19421 |
| 33 | 90121 |
| 34 | 90821 |
| 35 | 91121 |