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 | 126217792286 |
| 3 | 600030498926 |
| 4 | 1248599869826 |
| 5 | 226537279412126 |
| 6 | 7615111129051346 |
| 7 | 9609149773927166 |
| 8 | 17502271515299726 |
| 9 | 20140666152370226 |
| 10 | 126921319513852046 |
| 11 | 133564589570047406 |
| 12 | 141572739574418846 |
| 13 | 185615640867777506 |
| 14 | 193420934175277166 |