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 | 4 |
| 3 | 13 |
| 4 | 34 |
| 5 | 73 |
| 6 | 136 |
| 7 | 229 |
| 8 | 358 |
| 9 | 529 |
| 10 | 748 |
| 11 | 1021 |
| 12 | 1354 |
| 13 | 1753 |
| 14 | 2224 |
| 15 | 2773 |
| 16 | 3406 |
| 17 | 4129 |
| 18 | 4948 |
| 19 | 5869 |
| 20 | 6898 |
| 21 | 8041 |
| 22 | 9304 |
| 23 | 10693 |
| 24 | 12214 |
| 25 | 13873 |
| 26 | 15676 |
| 27 | 17629 |
| 28 | 19738 |
| 29 | 22009 |
| 30 | 24448 |
| 31 | 27061 |
| 32 | 29854 |
| 33 | 32833 |
| 34 | 36004 |
| 35 | 39373 |
| 36 | 42946 |
| 37 | 46729 |
| 38 | 50728 |
| 39 | 54949 |