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 | 3586 |
| 2 | 196346 |
| 3 | 6301554 |
| 4 | 99998070 |
| 5 | 928056514 |
| 6 | 6457498056 |
| 7 | 33973205930 |
| 8 | 147254632514 |
| 9 | 545212211958 |
| 10 | 1780901097736 |
| 11 | 5238019266772 |
| 12 | 14135340307786 |
| 13 | 35377663646434 |
| 14 | 82997343355558 |
| 15 | 184100266472014 |
| 16 | 388794359562662 |