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 | 5 |
| 2 | 365 |
| 3 | 35645 |
| 4 | 3492725 |
| 5 | 342251285 |
| 6 | 33537133085 |
| 7 | 3286296790925 |
| 8 | 322023548377445 |
| 9 | 31555021444198565 |
| 10 | 3092070077983081805 |
| 11 | 302991312620897818205 |
| 12 | 29690056566770003102165 |