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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 4 |
| 3 | 49 |
| 4 | 1764 |
| 5 | 184041 |
| 6 | 55294096 |
| 7 | 47675849104 |
| 8 | 117727187246656 |
| 9 | 831443906113411600 |
| 10 | 16779127803917965290000 |
| 11 | 966945347924006310543140625 |
| 12 | 159045186822042363450404006250000 |
| 13 | 74638947576233124529271587010756250000 |
| 14 | 99910846988474589225795290311922220324000000 |