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 | 3 |
| 2 | 13 |
| 3 | 61 |
| 4 | 151 |
| 5 | 211 |
| 6 | 223 |
| 7 | 739 |
| 8 | 1009 |
| 9 | 1531 |
| 10 | 4363 |
| 11 | 4513 |
| 12 | 5503 |
| 13 | 6277 |
| 14 | 6397 |
| 15 | 7753 |
| 16 | 7873 |
| 17 | 9463 |
| 18 | 11353 |
| 19 | 11587 |
| 20 | 11677 |
| 21 | 12007 |
| 22 | 12241 |
| 23 | 13669 |
| 24 | 15061 |
| 25 | 15391 |
| 26 | 17509 |
| 27 | 17791 |
| 28 | 21157 |
| 29 | 25243 |
| 30 | 25747 |
| 31 | 26959 |
| 32 | 28351 |
| 33 | 28411 |
| 34 | 29641 |
| 35 | 30553 |
| 36 | 30727 |
| 37 | 31873 |
| 38 | 33289 |
| 39 | 33469 |
| 40 | 33997 |
| 41 | 36343 |
| 42 | 36721 |
| 43 | 37117 |
| 44 | 37201 |