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 | 6450 |
| 2 | 32398 |
| 3 | 163112 |
| 4 | 822348 |
| 5 | 4149708 |
| 6 | 20952218 |
| 7 | 105819690 |
| 8 | 534502810 |
| 9 | 2700047696 |
| 10 | 13640156760 |
| 11 | 68910290082 |
| 12 | 348142872600 |
| 13 | 1758874033678 |
| 14 | 8886170481316 |
| 15 | 44894831402844 |
| 16 | 226818881138008 |
| 17 | 1145942126329774 |