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 | 16 |
| 2 | 268 |
| 3 | 4328 |
| 4 | 68212 |
| 5 | 1094438 |
| 6 | 17553448 |
| 7 | 281649154 |
| 8 | 4519836612 |
| 9 | 72535767418 |
| 10 | 1164089433866 |
| 11 | 18681945395446 |
| 12 | 299818413509296 |
| 13 | 4811656811358998 |
| 14 | 77220219019275294 |
| 15 | 1239274253420409624 |
| 16 | 19888582401879509716 |