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 | 46 |
| 2 | 698 |
| 3 | 5996 |
| 4 | 45453 |
| 5 | 345875 |
| 6 | 2717759 |
| 7 | 22071219 |
| 8 | 182843194 |
| 9 | 1528645389 |
| 10 | 12825738594 |
| 11 | 107715455487 |
| 12 | 904773390455 |
| 13 | 7599493889175 |
| 14 | 63827735783412 |
| 15 | 536075684379248 |
| 16 | 4502373101398007 |
| 17 | 37814478865105363 |
| 18 | 317596919801312214 |