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 | 17 |
| 2 | 19 |
| 3 | 29 |
| 4 | 31 |
| 5 | 41 |
| 6 | 59 |
| 7 | 61 |
| 8 | 67 |
| 9 | 71 |
| 10 | 127 |
| 11 | 227 |
| 12 | 229 |
| 13 | 269 |
| 14 | 271 |
| 15 | 347 |
| 16 | 431 |
| 17 | 607 |
| 18 | 641 |
| 19 | 1009 |
| 20 | 1091 |
| 21 | 1277 |
| 22 | 1279 |
| 23 | 1289 |
| 24 | 1291 |
| 25 | 1427 |
| 26 | 1447 |
| 27 | 1487 |
| 28 | 1597 |
| 29 | 1601 |
| 30 | 1607 |
| 31 | 1609 |
| 32 | 1657 |
| 33 | 1777 |
| 34 | 1861 |
| 35 | 1987 |
| 36 | 2129 |
| 37 | 2131 |
| 38 | 2339 |
| 39 | 2371 |
| 40 | 2377 |
| 41 | 2381 |
| 42 | 2539 |
| 43 | 2677 |
| 44 | 2687 |
| 45 | 2707 |
| 46 | 2789 |
| 47 | 2791 |