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 | 11 |
| 3 | 13 |
| 4 | 31 |
| 5 | 59 |
| 6 | 113 |
| 7 | 313 |
| 8 | 349 |
| 9 | 659 |
| 10 | 821 |
| 11 | 1493 |
| 12 | 1571 |
| 13 | 1733 |
| 14 | 3209 |
| 15 | 3323 |
| 16 | 5569 |
| 17 | 7331 |
| 18 | 7853 |
| 19 | 10531 |
| 20 | 13367 |
| 21 | 17321 |
| 22 | 21493 |
| 23 | 21787 |
| 24 | 25793 |
| 25 | 30137 |
| 26 | 31541 |
| 27 | 36709 |
| 28 | 39043 |
| 29 | 39439 |
| 30 | 44771 |
| 31 | 46049 |
| 32 | 49991 |
| 33 | 55147 |
| 34 | 55501 |
| 35 | 56923 |
| 36 | 57881 |
| 37 | 58363 |
| 38 | 59333 |
| 39 | 65323 |