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) |
|---|---|
| 0 | 0 |
| 1 | 9 |
| 2 | 35 |
| 3 | 78 |
| 4 | 139 |
| 5 | 217 |
| 6 | 312 |
| 7 | 424 |
| 8 | 554 |
| 9 | 701 |
| 10 | 866 |
| 11 | 1048 |
| 12 | 1247 |
| 13 | 1464 |
| 14 | 1697 |
| 15 | 1949 |
| 16 | 2217 |
| 17 | 2503 |
| 18 | 2806 |
| 19 | 3126 |
| 20 | 3464 |
| 21 | 3819 |
| 22 | 4192 |
| 23 | 4581 |
| 24 | 4988 |
| 25 | 5413 |
| 26 | 5854 |
| 27 | 6313 |
| 28 | 6790 |
| 29 | 7283 |
| 30 | 7794 |
| 31 | 8323 |
| 32 | 8868 |
| 33 | 9431 |
| 34 | 10011 |
| 35 | 10609 |
| 36 | 11224 |
| 37 | 11856 |
| 38 | 12505 |
| 39 | 13172 |
| 40 | 13856 |
| 41 | 14558 |
| 42 | 15277 |