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 | 5 |
| 2 | 17 |
| 3 | 107 |
| 4 | 617 |
| 5 | 857 |
| 6 | 1277 |
| 7 | 1487 |
| 8 | 2087 |
| 9 | 3167 |
| 10 | 3557 |
| 11 | 4217 |
| 12 | 6947 |
| 13 | 7457 |
| 14 | 7877 |
| 15 | 10067 |
| 16 | 12917 |
| 17 | 13217 |
| 18 | 14387 |
| 19 | 15137 |
| 20 | 17657 |
| 21 | 20897 |
| 22 | 21317 |
| 23 | 22367 |
| 24 | 22697 |
| 25 | 27407 |
| 26 | 27527 |
| 27 | 27917 |
| 28 | 28547 |
| 29 | 29207 |
| 30 | 29387 |
| 31 | 30467 |
| 32 | 31727 |
| 33 | 32117 |
| 34 | 33287 |
| 35 | 33617 |
| 36 | 35507 |
| 37 | 36107 |
| 38 | 47657 |
| 39 | 49367 |
| 40 | 49787 |