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 | 11 |
| 2 | 173 |
| 3 | 257 |
| 4 | 263 |
| 5 | 571 |
| 6 | 631 |
| 7 | 887 |
| 8 | 1579 |
| 9 | 863 |
| 10 | 1231 |
| 11 | 2309 |
| 12 | 4297 |
| 13 | 7789 |
| 14 | 5623 |
| 15 | 5807 |
| 16 | 9533 |
| 17 | 10243 |
| 18 | 10691 |
| 19 | 10853 |
| 20 | 10987 |
| 21 | 7591 |
| 22 | 16223 |
| 23 | 16319 |
| 24 | 16381 |
| 25 | 3041 |
| 26 | 3463 |
| 27 | 12329 |
| 28 | 12967 |
| 29 | 14177 |
| 30 | 15263 |
| 31 | 17573 |
| 32 | 17939 |
| 33 | 19417 |