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 | 41 |
| 3 | 103 |
| 4 | 293 |
| 5 | 359 |
| 6 | 379 |
| 7 | 421 |
| 8 | 653 |
| 9 | 701 |
| 10 | 733 |
| 11 | 821 |
| 12 | 883 |
| 13 | 907 |
| 14 | 911 |
| 15 | 937 |
| 16 | 1009 |
| 17 | 1237 |
| 18 | 1423 |
| 19 | 1567 |
| 20 | 1627 |
| 21 | 1637 |
| 22 | 1931 |
| 23 | 1973 |
| 24 | 2017 |
| 25 | 2129 |
| 26 | 2203 |
| 27 | 2281 |
| 28 | 2417 |
| 29 | 2459 |
| 30 | 2477 |
| 31 | 2647 |
| 32 | 2879 |
| 33 | 3209 |
| 34 | 3271 |
| 35 | 3347 |
| 36 | 3413 |
| 37 | 3539 |
| 38 | 3593 |
| 39 | 3659 |