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 | 4713241 |
| 2 | 182439049 |
| 3 | 207158449 |
| 4 | 278990209 |
| 5 | 76545001 |
| 6 | 38775529 |
| 7 | 110607289 |
| 8 | 135326689 |
| 9 | 148376761 |