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 | 64 |
| 2 | 86 |
| 3 | 536 |
| 4 | 2938 |
| 5 | 23037 |
| 6 | 320405 |
| 7 | 3780984 |
| 8 | 44148194 |
| 9 | 588417750 |
| 10 | 8234641702 |
| 11 | 109042468735 |
| 12 | 1419909251038 |
| 13 | 19277374758266 |
| 14 | 264983349356693 |
| 15 | 3552177386205259 |
| 16 | 47276138831810619 |
| 17 | 639816255891989376 |