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 | 121 |
| 2 | 703 |
| 3 | 1541 |
| 4 | 1729 |
| 5 | 1891 |
| 6 | 2465 |
| 7 | 2821 |
| 8 | 3281 |
| 9 | 4961 |
| 10 | 7381 |
| 11 | 8401 |
| 12 | 8911 |
| 13 | 10585 |
| 14 | 12403 |
| 15 | 15457 |
| 16 | 15841 |
| 17 | 16531 |
| 18 | 18721 |
| 19 | 19345 |
| 20 | 23521 |
| 21 | 24661 |
| 22 | 28009 |
| 23 | 29341 |
| 24 | 30857 |
| 25 | 31621 |
| 26 | 31697 |
| 27 | 41041 |
| 28 | 44287 |
| 29 | 46657 |
| 30 | 47197 |
| 31 | 49141 |
| 32 | 50881 |
| 33 | 52633 |
| 34 | 55969 |
| 35 | 63139 |
| 36 | 63973 |
| 37 | 72041 |
| 38 | 74593 |
| 39 | 75361 |