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 | 17 |
| 8 | 19 |
| 9 | 23 |
| 10 | 29 |
| 11 | 31 |
| 12 | 1153 |
| 13 | 1217 |
| 14 | 1249 |
| 15 | 1409 |
| 16 | 1601 |
| 17 | 1697 |
| 18 | 1889 |
| 19 | 2017 |
| 20 | 3203 |
| 21 | 3299 |
| 22 | 3331 |
| 23 | 3491 |
| 24 | 3779 |
| 25 | 3907 |
| 26 | 4003 |
| 27 | 5189 |
| 28 | 5381 |
| 29 | 5413 |
| 30 | 5477 |
| 31 | 5573 |
| 32 | 5669 |
| 33 | 5701 |
| 34 | 5861 |
| 35 | 6053 |
| 36 | 7207 |
| 37 | 7559 |
| 38 | 7591 |
| 39 | 7687 |
| 40 | 7879 |
| 41 | 8039 |
| 42 | 8167 |
| 43 | 9257 |
| 44 | 9769 |
| 45 | 9833 |
| 46 | 9929 |
| 47 | 11467 |