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) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 30 |
| 4 | 81 |
| 5 | 184 |
| 6 | 376 |
| 7 | 717 |
| 8 | 1304 |
| 9 | 2294 |
| 10 | 3941 |
| 11 | 6656 |
| 12 | 11104 |
| 13 | 18361 |
| 14 | 30168 |
| 15 | 49342 |
| 16 | 80441 |
| 17 | 130840 |
| 18 | 212472 |
| 19 | 344645 |
| 20 | 558600 |
| 21 | 904886 |
| 22 | 1465293 |
| 23 | 2372160 |
| 24 | 3839616 |
| 25 | 6214129 |
| 26 | 10056296 |
| 27 | 16273182 |
| 28 | 26332449 |
| 29 | 42608824 |
| 30 | 68944696 |
| 31 | 111557181 |