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) |
|---|---|
| 3 | 1 |
| 4 | 3 |
| 5 | 8 |
| 6 | 15 |
| 7 | 27 |
| 8 | 44 |
| 9 | 67 |
| 10 | 97 |
| 11 | 135 |
| 12 | 182 |
| 13 | 239 |
| 14 | 307 |
| 15 | 387 |
| 16 | 480 |
| 17 | 587 |
| 18 | 709 |
| 19 | 847 |
| 20 | 1002 |
| 21 | 1175 |
| 22 | 1367 |
| 23 | 1579 |
| 24 | 1812 |
| 25 | 2067 |
| 26 | 2345 |
| 27 | 2647 |
| 28 | 2974 |
| 29 | 3327 |
| 30 | 3707 |
| 31 | 4115 |
| 32 | 4552 |
| 33 | 5019 |
| 34 | 5517 |
| 35 | 6047 |
| 36 | 6610 |
| 37 | 7207 |
| 38 | 7839 |
| 39 | 8507 |
| 40 | 9212 |
| 41 | 9955 |
| 42 | 10737 |
| 43 | 11559 |