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 | 2 |
2 | 22 |
3 | 1616 |
4 | 286700 |
5 | 90914400 |
6 | 44673096808 |
7 | 31286975152640 |
8 | 29552473932597968 |
9 | 36189841095064294016 |
10 | 55768927589536556250016 |
11 | 105641404186261853184309888 |
12 | 241363180288689801902138103872 |
13 | 654744988347389437898766097063424 |