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 | 16 |
| 3 | 292 |
| 4 | 8496 |
| 5 | 532565 |
| 6 | 118571483 |
| 7 | 61652076124 |
| 8 | 52939317116118 |
| 9 | 90112326418652948 |
| 10 | 433430536108638364008 |
| 11 | 5597804841379220076966699 |