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 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 11 |
| 5 | 16 |
| 6 | 32 |
| 7 | 47 |
| 8 | 84 |
| 9 | 124 |
| 10 | 206 |
| 11 | 299 |
| 12 | 481 |
| 13 | 687 |
| 14 | 1058 |
| 15 | 1506 |
| 16 | 2255 |
| 17 | 3163 |
| 18 | 4638 |
| 19 | 6444 |
| 20 | 9258 |
| 21 | 12757 |
| 22 | 18021 |
| 23 | 24604 |
| 24 | 34307 |
| 25 | 46445 |
| 26 | 63926 |
| 27 | 85948 |
| 28 | 117021 |
| 29 | 156156 |
| 30 | 210617 |
| 31 | 279202 |
| 32 | 373252 |
| 33 | 491801 |
| 34 | 652264 |
| 35 | 854343 |
| 36 | 1125152 |
| 37 | 1465587 |
| 38 | 1917282 |
| 39 | 2484733 |