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 | 37 |
| 2 | 1369 |
| 3 | 30067 |
| 4 | 816667 |
| 5 | 21722593 |
| 6 | 567046841 |
| 7 | 14960137403 |
| 8 | 393934620059 |
| 9 | 10366536590869 |
| 10 | 272944432231993 |
| 11 | 7185484420054113 |
| 12 | 189160505226559221 |
| 13 | 4979849925118152399 |
| 14 | 131098664493870778791 |
| 15 | 3451280584490458325363 |