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 | 257 |
| 2 | 6562 |
| 3 | 6817 |
| 4 | 65537 |
| 5 | 65792 |
| 6 | 72097 |
| 7 | 390626 |
| 8 | 390881 |
| 9 | 397186 |
| 10 | 456161 |
| 11 | 1679617 |
| 12 | 1679872 |
| 13 | 1686177 |
| 14 | 1745152 |
| 15 | 2070241 |
| 16 | 5764802 |
| 17 | 5765057 |
| 18 | 5771362 |
| 19 | 5830337 |
| 20 | 6155426 |
| 21 | 7444417 |
| 22 | 16777217 |
| 23 | 16777472 |
| 24 | 16783777 |
| 25 | 16842752 |
| 26 | 17167841 |
| 27 | 18456832 |
| 28 | 22542017 |
| 29 | 43046722 |
| 30 | 43046977 |
| 31 | 43053282 |