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 | 199 |
| 5 | 532 |
| 6 | 1206 |
| 7 | 2432 |
| 8 | 4494 |
| 9 | 7760 |
| 10 | 12692 |
| 11 | 19858 |
| 12 | 29941 |
| 13 | 43752 |
| 14 | 62239 |
| 15 | 86499 |
| 16 | 117788 |
| 17 | 157532 |
| 18 | 207338 |
| 19 | 269005 |
| 20 | 344534 |
| 21 | 436140 |
| 22 | 546261 |
| 23 | 677571 |
| 24 | 832989 |
| 25 | 1015691 |
| 26 | 1229120 |
| 27 | 1476997 |
| 28 | 1763332 |
| 29 | 2092435 |
| 30 | 2468926 |
| 31 | 2897747 |
| 32 | 3384171 |
| 33 | 3933815 |
| 34 | 4552649 |
| 35 | 5247008 |