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 | 2 |
| 3 | 3 |
| 4 | 16 |
| 5 | 25 |
| 6 | 1296 |
| 7 | 49 |
| 8 | 262144 |
| 9 | 6561 |
| 10 | 1000000 |
| 11 | 14641 |
| 12 | 61917364224 |
| 13 | 28561 |
| 14 | 56693912375296 |
| 15 | 11390625 |
| 16 | 4294967296 |
| 17 | 6975757441 |
| 18 | 121439531096594251776 |
| 19 | 47045881 |