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 | 2147931 |
| 2 | 2386807 |
| 3 | 2652785 |
| 4 | 2967411 |
| 5 | 3727073 |
| 6 | 4808779 |