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 | 0 |
2 | 36 |
3 | 216 |
4 | 1440 |
5 | 9936 |
6 | 74880 |
7 | 608040 |
8 | 5391360 |
9 | 51732000 |
10 | 539136000 |
11 | 6055025400 |
12 | 73322496000 |
13 | 950831881200 |
14 | 13198049280000 |
15 | 194943875747400 |
16 | 3061947432960000 |
17 | 50884296047208000 |
18 | 894088650424320000 |