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 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 5 |
| 6 | 5 |
| 7 | 13 |
| 8 | 15 |
| 9 | 37 |
| 10 | 45 |
| 11 | 116 |
| 12 | 142 |
| 13 | 371 |
| 14 | 475 |
| 15 | 1226 |
| 16 | 1610 |
| 17 | 4175 |
| 18 | 5561 |
| 19 | 14454 |
| 20 | 19574 |
| 21 | 50743 |
| 22 | 69725 |
| 23 | 180503 |
| 24 | 250777 |
| 25 | 648541 |
| 26 | 910317 |
| 27 | 2349582 |
| 28 | 3329020 |
| 29 | 8575583 |
| 30 | 12250279 |
| 31 | 31498125 |
| 32 | 45331627 |