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 | 831167 |
| 2 | 1154567 |
| 3 | 2502767 |
| 4 | 3019787 |
| 5 | 3675197 |
| 6 | 5056577 |
| 7 | 6352487 |
| 8 | 14519177 |
| 9 | 26724377 |
| 10 | 43003577 |
| 11 | 47378927 |
| 12 | 47695607 |
| 13 | 56406197 |
| 14 | 86332457 |
| 15 | 86611757 |
| 16 | 99568757 |
| 17 | 121967987 |
| 18 | 126435527 |
| 19 | 127990997 |
| 20 | 128149127 |
| 21 | 128975057 |
| 22 | 145281557 |
| 23 | 155715407 |