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 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 11 |
| 6 | 13 |
| 7 | 19 |
| 8 | 31 |
| 9 | 47 |
| 10 | 61 |
| 11 | 127 |
| 12 | 139 |
| 13 | 193 |
| 14 | 229 |
| 15 | 283 |
| 16 | 337 |
| 17 | 409 |
| 18 | 461 |
| 19 | 1531 |
| 20 | 1847 |
| 21 | 2129 |
| 22 | 2861 |
| 23 | 4177 |
| 24 | 6037 |
| 25 | 7577 |
| 26 | 8207 |
| 27 | 8941 |
| 28 | 12311 |
| 29 | 22133 |
| 30 | 32647 |
| 31 | 38231 |
| 32 | 40247 |
| 33 | 40951 |
| 34 | 47903 |
| 35 | 52153 |
| 36 | 63031 |
| 37 | 84229 |
| 38 | 93241 |
| 39 | 97259 |
| 40 | 116729 |
| 41 | 124183 |
| 42 | 132331 |