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 | 457 |
| 2 | 1298 |
| 3 | 2168 |
| 4 | 3009 |
| 5 | 3481 |
| 6 | 3879 |
| 7 | 4720 |
| 8 | 5590 |
| 9 | 6431 |
| 10 | 6962 |
| 11 | 7301 |
| 12 | 8142 |
| 13 | 9012 |
| 14 | 9853 |
| 15 | 10443 |
| 16 | 10723 |
| 17 | 11564 |
| 18 | 12434 |
| 19 | 13275 |
| 20 | 13924 |
| 21 | 14145 |
| 22 | 14986 |
| 23 | 15856 |
| 24 | 16697 |
| 25 | 17405 |
| 26 | 17567 |
| 27 | 18408 |