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 | 41 |
| 2 | 241 |
| 3 | 541 |
| 4 | 641 |
| 5 | 941 |
| 6 | 1741 |
| 7 | 2141 |
| 8 | 2341 |
| 9 | 2441 |
| 10 | 2741 |
| 11 | 3041 |
| 12 | 3541 |
| 13 | 4241 |
| 14 | 4441 |
| 15 | 5441 |
| 16 | 5641 |
| 17 | 5741 |
| 18 | 6841 |
| 19 | 7541 |
| 20 | 7741 |
| 21 | 7841 |
| 22 | 8641 |
| 23 | 8741 |
| 24 | 8941 |
| 25 | 9041 |
| 26 | 9241 |
| 27 | 9341 |
| 28 | 9941 |
| 29 | 10141 |
| 30 | 11941 |
| 31 | 12041 |
| 32 | 12241 |
| 33 | 12541 |
| 34 | 12641 |
| 35 | 12841 |
| 36 | 12941 |
| 37 | 13241 |
| 38 | 13441 |
| 39 | 13841 |
| 40 | 14341 |