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 | 90 |
| 2 | 334 |
| 3 | 2052 |
| 4 | 235661 |
| 5 | 659775 |
| 6 | 44795285 |
| 7 | 1777011587 |
| 8 | 875626837 |
| 9 | 945490859978 |
| 10 | 11683020413431 |