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 | 11 |
| 3 | 11 |
| 4 | 29 |
| 5 | 97 |
| 6 | 127 |
| 7 | 569 |
| 8 | 937 |
| 9 | 1151 |
| 10 | 1367 |
| 11 | 9613 |
| 12 | 15727 |
| 13 | 19681 |
| 14 | 31481 |
| 15 | 156007 |
| 16 | 360769 |
| 17 | 370387 |
| 18 | 492251 |
| 19 | 1349669 |
| 20 | 1357333 |
| 21 | 2010881 |
| 22 | 4652507 |
| 23 | 17051981 |
| 24 | 20831639 |
| 25 | 47326913 |
| 26 | 122165059 |
| 27 | 189695893 |
| 28 | 191913047 |