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 | 29 |
| 4 | 53 |
| 5 | 113 |
| 6 | 149 |
| 7 | 269 |
| 8 | 353 |
| 9 | 389 |
| 10 | 809 |
| 11 | 1193 |
| 12 | 1373 |
| 13 | 1409 |
| 14 | 1493 |
| 15 | 1973 |
| 16 | 2069 |
| 17 | 2129 |
| 18 | 2333 |
| 19 | 2393 |
| 20 | 2753 |
| 21 | 2909 |
| 22 | 2969 |
| 23 | 3209 |
| 24 | 4013 |
| 25 | 4493 |
| 26 | 4673 |
| 27 | 5333 |
| 28 | 5693 |
| 29 | 6029 |
| 30 | 6089 |
| 31 | 6449 |
| 32 | 6653 |
| 33 | 7253 |
| 34 | 7529 |
| 35 | 7829 |
| 36 | 7853 |
| 37 | 8429 |
| 38 | 8513 |
| 39 | 9173 |
| 40 | 9293 |
| 41 | 10889 |
| 42 | 10949 |
| 43 | 11393 |
| 44 | 11489 |
| 45 | 11633 |
| 46 | 12413 |
| 47 | 12713 |
| 48 | 12953 |
| 49 | 13049 |
| 50 | 13313 |
| 51 | 14249 |
| 52 | 14969 |