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 | 13 |
| 2 | 17 |
| 3 | 167 |
| 4 | 179 |
| 5 | 211 |
| 6 | 223 |
| 7 | 337 |
| 8 | 373 |
| 9 | 541 |
| 10 | 661 |
| 11 | 743 |
| 12 | 751 |
| 13 | 1063 |
| 14 | 1129 |
| 15 | 1217 |
| 16 | 1607 |
| 17 | 1697 |
| 18 | 1741 |
| 19 | 1913 |
| 20 | 2017 |
| 21 | 2039 |
| 22 | 2083 |
| 23 | 2293 |
| 24 | 2389 |
| 25 | 2447 |
| 26 | 2459 |
| 27 | 2543 |
| 28 | 2677 |
| 29 | 2693 |
| 30 | 2711 |
| 31 | 2851 |
| 32 | 2909 |
| 33 | 3083 |
| 34 | 3191 |
| 35 | 3209 |
| 36 | 3259 |
| 37 | 3571 |
| 38 | 3889 |
| 39 | 3917 |