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 | 2 |
| 2 | 105 |
| 3 | 830 |
| 4 | 3527 |
| 5 | 10860 |
| 6 | 27379 |
| 7 | 60180 |
| 8 | 119653 |
| 9 | 220318 |
| 10 | 381749 |
| 11 | 629586 |
| 12 | 996635 |
| 13 | 1524056 |
| 14 | 2262639 |
| 15 | 3274168 |
| 16 | 4632873 |
| 17 | 6426970 |
| 18 | 8760289 |
| 19 | 11753990 |
| 20 | 15548367 |
| 21 | 20304740 |
| 22 | 26207435 |
| 23 | 33465852 |
| 24 | 42316621 |
| 25 | 53025846 |
| 26 | 65891437 |
| 27 | 81245530 |
| 28 | 99456995 |