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 | 1397609 |
| 2 | 1436339 |
| 3 | 2270459 |
| 4 | 4181669 |
| 5 | 4231919 |
| 6 | 4425599 |
| 7 | 4650029 |
| 8 | 4967329 |
| 9 | 7124099 |
| 10 | 8254049 |
| 11 | 8431369 |
| 12 | 9000379 |
| 13 | 9149639 |
| 14 | 11343509 |
| 15 | 11584009 |
| 16 | 11734249 |
| 17 | 12867319 |
| 18 | 13723009 |
| 19 | 14461229 |
| 20 | 14590159 |
| 21 | 15587659 |
| 22 | 15776239 |
| 23 | 15932899 |