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 | 29 |
| 3 | 149 |
| 4 | 197 |
| 5 | 293 |
| 6 | 461 |
| 7 | 509 |
| 8 | 557 |
| 9 | 677 |
| 10 | 773 |
| 11 | 1013 |
| 12 | 1109 |
| 13 | 1181 |
| 14 | 1373 |
| 15 | 1637 |
| 16 | 1877 |
| 17 | 1901 |
| 18 | 1973 |
| 19 | 2213 |
| 20 | 2237 |
| 21 | 2309 |
| 22 | 2621 |
| 23 | 2861 |
| 24 | 2909 |
| 25 | 3221 |
| 26 | 3461 |
| 27 | 3581 |
| 28 | 3677 |
| 29 | 3917 |
| 30 | 3989 |
| 31 | 4013 |
| 32 | 4133 |
| 33 | 4157 |
| 34 | 4253 |
| 35 | 4349 |
| 36 | 4397 |
| 37 | 4517 |
| 38 | 4733 |
| 39 | 5189 |
| 40 | 5381 |
| 41 | 5813 |
| 42 | 6029 |