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 | 176 |
| 2 | 1376 |
| 3 | 3230 |
| 4 | 3770 |
| 5 | 6848 |
| 6 | 114256 |
| 7 | 125696 |
| 8 | 544310 |
| 9 | 561824 |
| 10 | 740870 |
| 11 | 2075648 |
| 12 | 4199030 |
| 13 | 4607296 |
| 14 | 8436950 |
| 15 | 33468416 |
| 16 | 134045696 |
| 17 | 199272950 |
| 18 | 624032630 |
| 19 | 1113445430 |
| 20 | 1550860550 |
| 21 | 85905593344 |
| 22 | 2199001235456 |
| 23 | 35184284008448 |
| 24 | 10805836895078390 |
| 25 | 103285638050111990 |