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 | 3 |
| 3 | 18 |
| 4 | 35 |
| 5 | 207 |
| 6 | 774 |
| 7 | 1513 |
| 8 | 2051 |
| 9 | 8900 |
| 10 | 13459 |
| 11 | 25907 |
| 12 | 34305 |
| 13 | 88036 |
| 14 | 153839 |
| 15 | 382283 |
| 16 | 397590 |
| 17 | 636459 |
| 18 | 844177 |
| 19 | 1456073 |
| 20 | 2426735 |
| 21 | 7312307 |
| 22 | 11716125 |
| 23 | 14657311 |
| 24 | 43165242 |
| 25 | 52706549 |
| 26 | 84955821 |
| 27 | 188736643 |
| 28 | 416569989 |
| 29 | 953350161 |
| 30 | 1617152961 |
| 31 | 2541237149 |
| 32 | 4847485412 |