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 | 1261 |
| 3 | 2701 |
| 4 | 2871 |
| 5 | 5083 |
| 6 | 11041 |
| 7 | 13051 |
| 8 | 15051 |
| 9 | 16441 |
| 10 | 16589 |
| 11 | 22681 |
| 12 | 23959 |
| 13 | 31201 |
| 14 | 31621 |
| 15 | 38081 |
| 16 | 39091 |
| 17 | 44749 |
| 18 | 49601 |
| 19 | 49771 |
| 20 | 50737 |
| 21 | 54223 |
| 22 | 74023 |
| 23 | 79381 |
| 24 | 100081 |
| 25 | 113527 |
| 26 | 117157 |
| 27 | 151061 |
| 28 | 151313 |
| 29 | 154201 |
| 30 | 160147 |
| 31 | 169801 |
| 32 | 203841 |
| 33 | 282133 |
| 34 | 304057 |