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 | 1 |
| 2 | 7 |
| 3 | 295 |
| 4 | 33251 |
| 5 | 7319436 |
| 6 | 2669857476 |
| 7 | 1459913038884 |
| 8 | 1118904543734724 |
| 9 | 1145415466062268695 |
| 10 | 1510492370204314777345 |
| 11 | 2494718462461802382223714 |