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 | 104562 |
| 2 | 655352 |
| 3 | 4116620 |
| 4 | 25889916 |
| 5 | 162930700 |
| 6 | 1025679026 |
| 7 | 6457498056 |
| 8 | 40657829724 |
| 9 | 255999677748 |
| 10 | 1611927429578 |
| 11 | 10149823794508 |
| 12 | 63910965532560 |
| 13 | 402433154974626 |
| 14 | 2534037036460586 |
| 15 | 15956315864643664 |
| 16 | 100473747281327598 |