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 | 1 |
2 | -10 |
3 | -1110 |
4 | 1354200 |
5 | 18174718200 |
6 | -2683133647866000 |
7 | -4357223907912681246000 |
8 | 77834136400782124140797040000 |
9 | 15294068523753116384387488625702640000 |
10 | -33057395763506647102922925284376653918412000000 |
11 | -785971734280677729025139143429963192709390305509012000000 |