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) |
|---|---|
| 0 | 1 |
| 1 | 6728 |
| 2 | 53786626921 |
| 3 | 57248060375968384 |
| 4 | 123115692449982216049513 |
| 5 | 216388579168758145017797108072 |