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 | 10000000000 |
| 2 | 5000000000 |
| 3 | 3333333333 |
| 4 | 2500000000 |
| 5 | 2000000000 |
| 6 | 1666666666 |
| 7 | 1428571428 |
| 8 | 1250000000 |
| 9 | 1111111111 |
| 10 | 1000000000 |
| 11 | 909090909 |
| 12 | 833333333 |
| 13 | 769230769 |
| 14 | 714285714 |
| 15 | 666666666 |
| 16 | 625000000 |
| 17 | 588235294 |
| 18 | 555555555 |
| 19 | 526315789 |