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 | 2 |
3 | 34 |
4 | 648 |
5 | 14988 |
6 | 414160 |
7 | 13373190 |
8 | 495057024 |
9 | 20686611736 |
10 | 963532779264 |
11 | 49510386761130 |
12 | 2782552712473600 |
13 | 169808382346687524 |
14 | 11182975029610555392 |
15 | 790535958617173397902 |
16 | 59708339321680507207680 |
17 | 4798728602043471360126000 |
18 | 408910082803875174679773184 |