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 | 1285 |
| 4 | 2048 |
| 5 | 2056 |
| 6 | 2176 |
| 7 | 2560 |
| 8 | 2570 |
| 9 | 2720 |
| 10 | 3072 |
| 11 | 3084 |
| 12 | 3264 |
| 13 | 3840 |
| 14 | 4080 |
| 15 | 1114129 |
| 16 | 2097152 |
| 17 | 2097184 |
| 18 | 2105344 |
| 19 | 2228224 |
| 20 | 2228258 |
| 21 | 2236928 |
| 22 | 2621440 |
| 23 | 2621480 |
| 24 | 2631680 |
| 25 | 2785280 |
| 26 | 2796160 |
| 27 | 3145728 |
| 28 | 3145776 |
| 29 | 3158016 |
| 30 | 3342336 |