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 | 53 |
| 2 | 233 |
| 3 | 347 |
| 4 | 431 |
| 5 | 743 |
| 6 | 1237 |
| 7 | 1249 |
| 8 | 1327 |
| 9 | 1367 |
| 10 | 1429 |
| 11 | 1471 |
| 12 | 1571 |
| 13 | 1583 |
| 14 | 1637 |
| 15 | 1723 |
| 16 | 1741 |
| 17 | 2137 |
| 18 | 2371 |
| 19 | 2713 |
| 20 | 2731 |
| 21 | 3167 |
| 22 | 3217 |
| 23 | 3271 |
| 24 | 3581 |
| 25 | 3617 |
| 26 | 3671 |
| 27 | 3761 |
| 28 | 3851 |
| 29 | 3863 |
| 30 | 3877 |
| 31 | 4129 |
| 32 | 4219 |
| 33 | 5171 |
| 34 | 5381 |
| 35 | 5399 |
| 36 | 5477 |
| 37 | 5657 |
| 38 | 5711 |
| 39 | 5813 |
| 40 | 5939 |