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 | 125 |
| 2 | 15625 |
| 3 | 1953125 |
| 4 | 274625 |
| 5 | 30517578125 |
| 6 | 3814697265625 |
| 7 | 34328125 |
| 8 | 59604644775390625 |
| 9 | 7450580596923828125 |
| 10 | 4291015625 |
| 11 | 116415321826934814453125 |
| 12 | 75418890625 |
| 13 | 1349232625 |