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) |
|---|---|
| 0 | 1 |
| 1 | 70 |
| 2 | 3192 |
| 3 | 121424 |
| 4 | 4203824 |
| 5 | 137922336 |
| 6 | 4380918784 |
| 7 | 136378114048 |
| 8 | 4191383868672 |
| 9 | 127754693361152 |
| 10 | 3873052857829376 |
| 11 | 117001609550671872 |
| 12 | 3526270158211870720 |
| 13 | 106112798944292282368 |
| 14 | 3189880933574260359168 |