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 | 31 |
| 3 | 61 |
| 4 | 101 |
| 5 | 151 |
| 6 | 211 |
| 7 | 281 |
| 8 | 661 |
| 9 | 911 |
| 10 | 1051 |
| 11 | 1201 |
| 12 | 1361 |
| 13 | 1531 |
| 14 | 1901 |
| 15 | 2311 |
| 16 | 2531 |
| 17 | 3001 |
| 18 | 3251 |
| 19 | 3511 |
| 20 | 4651 |
| 21 | 5281 |
| 22 | 6301 |
| 23 | 6661 |
| 24 | 7411 |
| 25 | 9461 |
| 26 | 9901 |
| 27 | 12251 |
| 28 | 13781 |
| 29 | 14851 |
| 30 | 15401 |
| 31 | 18301 |
| 32 | 18911 |
| 33 | 19531 |
| 34 | 20161 |
| 35 | 22111 |
| 36 | 24151 |
| 37 | 24851 |
| 38 | 25561 |
| 39 | 27011 |
| 40 | 27751 |