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 | 60858179 |
| 2 | 186874511 |
| 3 | 291297353 |
| 4 | 1445838451 |
| 5 | 2943023729 |
| 6 | 4597225889 |
| 7 | 7024895393 |
| 8 | 8620560607 |
| 9 | 8656181357 |
| 10 | 19033631401 |
| 11 | 20711172773 |
| 12 | 25366690189 |
| 13 | 27187846201 |
| 14 | 32022299977 |
| 15 | 34351919351 |