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 | 474286 |
| 2 | 35799856 |
| 3 | 421195466 |
| 4 | 5018010431 |
| 5 | 22406574462 |
| 6 | 124477495732 |
| 7 | 361204218672 |
| 8 | 1222761036532 |
| 9 | 3390266359632 |