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 | 13 |
| 6 | 19 |
| 7 | 23 |
| 8 | 31 |
| 9 | 43 |
| 10 | 47 |
| 11 | 73 |
| 12 | 83 |
| 13 | 109 |
| 14 | 113 |
| 15 | 199 |
| 16 | 283 |
| 17 | 467 |
| 18 | 661 |
| 19 | 773 |
| 20 | 887 |
| 21 | 1109 |
| 22 | 1129 |
| 23 | 1327 |
| 24 | 1627 |
| 25 | 2143 |
| 26 | 2399 |
| 27 | 2477 |
| 28 | 2803 |
| 29 | 2861 |
| 30 | 2971 |
| 31 | 3739 |
| 32 | 3931 |
| 33 | 3947 |
| 34 | 4297 |