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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 9 |
| 7 | 11 |
| 8 | 25 |
| 9 | 35 |
| 10 | 64 |
| 11 | 91 |
| 12 | 108 |
| 13 | 156 |
| 14 | 194 |
| 15 | 266 |
| 16 | 471 |
| 17 | 477 |
| 18 | 538 |
| 19 | 1308 |
| 20 | 1485 |
| 21 | 1945 |
| 22 | 2479 |
| 23 | 3256 |
| 24 | 5328 |
| 25 | 7247 |
| 26 | 9008 |
| 27 | 11566 |
| 28 | 14859 |
| 29 | 18714 |
| 30 | 18815 |
| 31 | 22031 |
| 32 | 62149 |
| 33 | 101919 |
| 34 | 200924 |
| 35 | 293629 |
| 36 | 296260 |
| 37 | 371947 |
| 38 | 890616 |
| 39 | 1177562 |
| 40 | 2551932 |
| 41 | 2827899 |
| 42 | 3192227 |
| 43 | 5538307 |
| 44 | 6695946 |