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 | 1278 |
| 2 | 30517 |
| 3 | 713769 |
| 4 | 16697127 |
| 5 | 391088995 |
| 6 | 9160138107 |
| 7 | 214512524583 |
| 8 | 5023196973684 |
| 9 | 117627015646158 |
| 10 | 2754453306431041 |
| 11 | 64500662200661322 |
| 12 | 1510403356276243957 |
| 13 | 35368910899695159552 |
| 14 | 828228987011430501703 |