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 | 11 |
| 2 | 29 |
| 3 | 149 |
| 4 | 311 |
| 5 | 617 |
| 6 | 659 |
| 7 | 857 |
| 8 | 2309 |
| 9 | 2687 |
| 10 | 3671 |
| 11 | 4241 |
| 12 | 5651 |
| 13 | 6569 |
| 14 | 8429 |
| 15 | 9011 |
| 16 | 9281 |
| 17 | 9341 |
| 18 | 10709 |
| 19 | 11549 |
| 20 | 11717 |
| 21 | 12539 |
| 22 | 14321 |
| 23 | 15359 |
| 24 | 15971 |
| 25 | 17291 |
| 26 | 18539 |
| 27 | 19139 |
| 28 | 19211 |
| 29 | 21377 |
| 30 | 23627 |
| 31 | 23909 |
| 32 | 26261 |
| 33 | 26729 |
| 34 | 27479 |
| 35 | 27749 |
| 36 | 31151 |
| 37 | 32801 |
| 38 | 33749 |
| 39 | 34469 |