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 | 37 |
| 2 | 426 |
| 3 | 21680 |
| 4 | 1060850 |
| 5 | 55505057 |
| 6 | 2882322121 |
| 7 | 149582129861 |
| 8 | 7766282047395 |
| 9 | 403179428472169 |
| 10 | 20931014633412316 |
| 11 | 1086631809725472699 |
| 12 | 56412330010727022796 |
| 13 | 2928639202177098316335 |
| 14 | 152039923888661955022045 |