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 | 2 |
| 2 | 4 |
| 3 | 128 |
| 4 | 256 |
| 5 | 686 |
| 6 | 1372 |
| 7 | 2000 |
| 8 | 4000 |
| 9 | 4394 |
| 10 | 8192 |
| 11 | 8788 |
| 12 | 13718 |
| 13 | 16384 |
| 14 | 21296 |
| 15 | 27436 |
| 16 | 31250 |
| 17 | 42592 |
| 18 | 43904 |
| 19 | 59582 |
| 20 | 62500 |
| 21 | 78608 |
| 22 | 87808 |
| 23 | 101306 |
| 24 | 119164 |
| 25 | 128000 |
| 26 | 157216 |
| 27 | 159014 |
| 28 | 194672 |
| 29 | 202612 |
| 30 | 235298 |
| 31 | 256000 |
| 32 | 281216 |
| 33 | 318028 |
| 34 | 332750 |
| 35 | 389344 |
| 36 | 390224 |
| 37 | 453962 |
| 38 | 470596 |