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 | 1 |
| 2 | 11 |
| 3 | 58 |
| 4 | 206 |
| 5 | 571 |
| 6 | 1337 |
| 7 | 2772 |
| 8 | 5244 |
| 9 | 9237 |
| 10 | 15367 |
| 11 | 24398 |
| 12 | 37258 |
| 13 | 55055 |
| 14 | 79093 |
| 15 | 110888 |
| 16 | 152184 |
| 17 | 204969 |
| 18 | 271491 |
| 19 | 354274 |
| 20 | 456134 |
| 21 | 580195 |
| 22 | 729905 |
| 23 | 909052 |
| 24 | 1121780 |
| 25 | 1372605 |
| 26 | 1666431 |
| 27 | 2008566 |
| 28 | 2404738 |
| 29 | 2861111 |
| 30 | 3384301 |
| 31 | 3981392 |
| 32 | 4659952 |
| 33 | 5428049 |
| 34 | 6294267 |