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 | 715157 |
| 2 | 718187 |
| 3 | 719197 |
| 4 | 734347 |
| 5 | 736367 |
| 6 | 739397 |
| 7 | 748487 |
| 8 | 752527 |
| 9 | 757577 |
| 10 | 760607 |
| 11 | 767677 |
| 12 | 775757 |
| 13 | 779797 |
| 14 | 781817 |
| 15 | 785857 |
| 16 | 796967 |
| 17 | 797977 |
| 18 | 7100510057 |
| 19 | 7102010207 |
| 20 | 7103010307 |
| 21 | 7104710477 |
| 22 | 7105410547 |
| 23 | 7106210627 |
| 24 | 7106510657 |
| 25 | 7107410747 |