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 | 177 |
| 2 | 31329 |
| 3 | 5545233 |
| 4 | 354894796 |
| 5 | 22333076803 |
| 6 | 1435483321366 |
| 7 | 94632691298302 |
| 8 | 6207537762978575 |
| 9 | 401408206411689570 |
| 10 | 25850136024684855135 |