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 | -2 |
1 | 1 |
2 | 0 |
3 | 441 |
4 | 75264 |
5 | 14402025 |
6 | 3451797504 |
7 | 1043554187025 |
8 | 392874877255680 |
9 | 181193143212358641 |
10 | 100757479882752000000 |
11 | 66592039534109652160521 |
12 | 51648427918242896412672000 |
13 | 46486269540273907302519872025 |
14 | 48078115878910207012782666153984 |