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 | 2 |
| 2 | 7 |
| 3 | 38 |
| 4 | 327 |
| 5 | 3803 |
| 6 | 54993 |
| 7 | 948646 |
| 8 | 18992711 |
| 9 | 432655359 |
| 10 | 11046221255 |
| 11 | 312347907387 |
| 12 | 9688154906658 |
| 13 | 327018557066165 |
| 14 | 11932588574197764 |
| 15 | 468012768020438831 |
| 16 | 19634066192684343923 |
| 17 | 877272066059957914874 |