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 | 7 |
| 2 | 11 |
| 3 | 37 |
| 4 | 107 |
| 5 | 137 |
| 6 | 151 |
| 7 | 277 |
| 8 | 359 |
| 9 | 389 |
| 10 | 401 |
| 11 | 541 |
| 12 | 557 |
| 13 | 571 |
| 14 | 877 |
| 15 | 1033 |
| 16 | 1493 |
| 17 | 1663 |
| 18 | 2221 |
| 19 | 2251 |
| 20 | 2879 |
| 21 | 3271 |
| 22 | 6269 |
| 23 | 6673 |
| 24 | 6703 |
| 25 | 7457 |
| 26 | 7487 |
| 27 | 9431 |
| 28 | 10103 |
| 29 | 10133 |
| 30 | 10567 |
| 31 | 11981 |
| 32 | 12457 |
| 33 | 12973 |
| 34 | 14723 |
| 35 | 17047 |
| 36 | 19387 |
| 37 | 24061 |
| 38 | 25643 |
| 39 | 25673 |
| 40 | 26861 |
| 41 | 26891 |
| 42 | 27337 |
| 43 | 27367 |