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 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 9 |
| 6 | 11 |
| 7 | 17 |
| 8 | 21 |
| 9 | 33 |
| 10 | 35 |
| 11 | 41 |
| 12 | 43 |
| 13 | 65 |
| 14 | 69 |
| 15 | 81 |
| 16 | 85 |
| 17 | 129 |
| 18 | 131 |
| 19 | 137 |
| 20 | 139 |
| 21 | 161 |
| 22 | 163 |
| 23 | 169 |
| 24 | 171 |
| 25 | 257 |
| 26 | 261 |
| 27 | 273 |
| 28 | 277 |
| 29 | 321 |
| 30 | 325 |
| 31 | 337 |
| 32 | 341 |