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 | 5 |
| 2 | 11 |
| 3 | 17 |
| 4 | 41 |
| 5 | 101 |
| 6 | 227 |
| 7 | 347 |
| 8 | 641 |
| 9 | 1091 |
| 10 | 1277 |
| 11 | 1427 |
| 12 | 1481 |
| 13 | 1487 |
| 14 | 1607 |
| 15 | 2687 |
| 16 | 3527 |
| 17 | 3917 |
| 18 | 4001 |
| 19 | 4127 |
| 20 | 4637 |
| 21 | 4787 |
| 22 | 4931 |
| 23 | 8231 |
| 24 | 9461 |
| 25 | 10331 |
| 26 | 11777 |
| 27 | 12107 |
| 28 | 13901 |
| 29 | 14627 |
| 30 | 16061 |
| 31 | 19421 |
| 32 | 20747 |
| 33 | 21011 |
| 34 | 21557 |
| 35 | 22271 |
| 36 | 23741 |
| 37 | 25577 |
| 38 | 26681 |
| 39 | 26711 |
| 40 | 27737 |