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) |
|---|---|
| 3 | 4 |
| 4 | 7 |
| 5 | 9 |
| 6 | 16 |
| 7 | 31 |
| 8 | 48 |
| 9 | 28 |
| 10 | 160 |
| 11 | 54 |
| 12 | 512 |
| 13 | 128 |
| 14 | 512 |
| 15 | 946 |
| 16 | 4224 |
| 17 | 512 |
| 18 | 10240 |
| 19 | 11566 |
| 20 | 4095 |
| 21 | 1024 |
| 22 | 65535 |
| 23 | 94794 |
| 24 | 180224 |
| 25 | 22796 |
| 26 | 262143 |
| 27 | 1048575 |
| 28 | 7077888 |
| 29 | 1339848 |