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 | 221 |
| 3 | 461 |
| 4 | 1091 |
| 5 | 1571 |
| 6 | 2621 |
| 7 | 3341 |
| 8 | 4811 |
| 9 | 5771 |
| 10 | 7661 |
| 11 | 8861 |
| 12 | 11171 |
| 13 | 12611 |
| 14 | 15341 |
| 15 | 17021 |
| 16 | 20171 |
| 17 | 22091 |
| 18 | 25661 |
| 19 | 27821 |
| 20 | 31811 |
| 21 | 34211 |
| 22 | 38621 |
| 23 | 41261 |
| 24 | 46091 |
| 25 | 48971 |
| 26 | 54221 |
| 27 | 57341 |
| 28 | 63011 |
| 29 | 66371 |
| 30 | 72461 |
| 31 | 76061 |
| 32 | 82571 |
| 33 | 86411 |
| 34 | 93341 |
| 35 | 97421 |