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 | 2 |
| 5 | 5 |
| 6 | 13 |
| 7 | 33 |
| 8 | 79 |
| 9 | 176 |
| 10 | 365 |
| 11 | 709 |
| 12 | 1300 |
| 13 | 2267 |
| 14 | 3785 |
| 15 | 6085 |
| 16 | 9465 |
| 17 | 14302 |
| 18 | 21065 |
| 19 | 30329 |
| 20 | 42790 |
| 21 | 59281 |
| 22 | 80789 |
| 23 | 108473 |
| 24 | 143683 |
| 25 | 187980 |
| 26 | 243157 |
| 27 | 311261 |
| 28 | 394616 |
| 29 | 495847 |
| 30 | 617905 |
| 31 | 764093 |
| 32 | 938093 |
| 33 | 1143994 |
| 34 | 1386321 |
| 35 | 1670065 |
| 36 | 2000714 |