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 | 3 |
| 2 | 7 |
| 3 | 31 |
| 4 | 37 |
| 5 | 97 |
| 6 | 157 |
| 7 | 211 |
| 8 | 331 |
| 9 | 547 |
| 10 | 577 |
| 11 | 661 |
| 12 | 727 |
| 13 | 811 |
| 14 | 937 |
| 15 | 967 |
| 16 | 1171 |
| 17 | 1297 |
| 18 | 1627 |
| 19 | 2011 |
| 20 | 2131 |
| 21 | 2137 |
| 22 | 2467 |
| 23 | 2551 |
| 24 | 2617 |
| 25 | 3067 |
| 26 | 3181 |
| 27 | 3331 |
| 28 | 3391 |
| 29 | 3607 |
| 30 | 4111 |
| 31 | 4507 |
| 32 | 4621 |
| 33 | 4861 |
| 34 | 5167 |
| 35 | 5431 |
| 36 | 5581 |
| 37 | 5851 |
| 38 | 6037 |
| 39 | 6121 |
| 40 | 6271 |
| 41 | 6841 |
| 42 | 6967 |
| 43 | 7297 |
| 44 | 7681 |
| 45 | 7867 |
| 46 | 8317 |