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 | 13 |
| 2 | 109 |
| 3 | 193 |
| 4 | 433 |
| 5 | 769 |
| 6 | 1201 |
| 7 | 1453 |
| 8 | 2029 |
| 9 | 3469 |
| 10 | 3889 |
| 11 | 4801 |
| 12 | 10093 |
| 13 | 12289 |
| 14 | 13873 |
| 15 | 18253 |
| 16 | 20173 |
| 17 | 21169 |
| 18 | 22189 |
| 19 | 28813 |
| 20 | 37633 |
| 21 | 43201 |
| 22 | 47629 |
| 23 | 60493 |
| 24 | 63949 |
| 25 | 65713 |
| 26 | 69313 |
| 27 | 73009 |
| 28 | 76801 |
| 29 | 84673 |
| 30 | 106033 |
| 31 | 108301 |
| 32 | 112909 |
| 33 | 115249 |
| 34 | 129793 |
| 35 | 139969 |
| 36 | 142573 |
| 37 | 147853 |
| 38 | 169933 |