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 | 257 |
| 2 | 269 |
| 3 | 317 |
| 4 | 353 |
| 5 | 397 |
| 6 | 449 |
| 7 | 509 |
| 8 | 577 |
| 9 | 653 |
| 10 | 829 |
| 11 | 929 |
| 12 | 1013 |
| 13 | 1021 |
| 14 | 1061 |
| 15 | 1093 |
| 16 | 1153 |
| 17 | 1181 |
| 18 | 1237 |
| 19 | 1277 |
| 20 | 1301 |
| 21 | 1373 |
| 22 | 1409 |
| 23 | 1453 |
| 24 | 1549 |
| 25 | 1637 |
| 26 | 1697 |
| 27 | 1741 |
| 28 | 1973 |
| 29 | 2017 |
| 30 | 2237 |
| 31 | 2281 |
| 32 | 2293 |
| 33 | 2341 |
| 34 | 2377 |
| 35 | 2381 |
| 36 | 2473 |
| 37 | 2557 |
| 38 | 2677 |
| 39 | 2693 |
| 40 | 2753 |
| 41 | 2861 |
| 42 | 2953 |