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 | 31 |
| 2 | 41 |
| 3 | 101 |
| 4 | 109 |
| 5 | 137 |
| 6 | 191 |
| 7 | 193 |
| 8 | 239 |
| 9 | 283 |
| 10 | 311 |
| 11 | 313 |
| 12 | 569 |
| 13 | 641 |
| 14 | 659 |
| 15 | 661 |
| 16 | 821 |
| 17 | 1091 |
| 18 | 1153 |
| 19 | 1289 |
| 20 | 1291 |
| 21 | 1301 |
| 22 | 1303 |
| 23 | 1319 |
| 24 | 1429 |
| 25 | 1453 |
| 26 | 1619 |
| 27 | 1667 |
| 28 | 1877 |
| 29 | 2027 |
| 30 | 2081 |
| 31 | 2129 |
| 32 | 2239 |
| 33 | 2309 |
| 34 | 2341 |
| 35 | 2381 |
| 36 | 2591 |
| 37 | 2593 |
| 38 | 2711 |
| 39 | 2713 |
| 40 | 2971 |
| 41 | 3001 |
| 42 | 3121 |
| 43 | 3253 |
| 44 | 3299 |
| 45 | 3301 |