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 | 3 |
| 2 | 5 |
| 3 | 17 |
| 4 | 71 |
| 5 | 101 |
| 6 | 131 |
| 7 | 677 |
| 8 | 839 |
| 9 | 857 |
| 10 | 1091 |
| 11 | 1217 |
| 12 | 2129 |
| 13 | 2309 |
| 14 | 2339 |
| 15 | 2957 |
| 16 | 3137 |
| 17 | 3449 |
| 18 | 3989 |
| 19 | 4409 |
| 20 | 6569 |
| 21 | 6719 |
| 22 | 6761 |
| 23 | 7229 |
| 24 | 8501 |
| 25 | 8627 |
| 26 | 8807 |
| 27 | 9521 |
| 28 | 9689 |
| 29 | 9749 |
| 30 | 10589 |
| 31 | 10631 |
| 32 | 11621 |
| 33 | 11777 |
| 34 | 11927 |
| 35 | 12641 |
| 36 | 13487 |
| 37 | 13931 |
| 38 | 14519 |
| 39 | 15527 |
| 40 | 15797 |
| 41 | 16007 |