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 | 120 |
2 | 29392 |
3 | 7453320 |
4 | 1897242448 |
5 | 482913033152 |
6 | 122911984813568 |
7 | 31283451053916800 |
8 | 7962224756951452544 |
9 | 2026535155335964884480 |
10 | 515791104488454210243072 |
11 | 131278484324109833244067840 |
12 | 33412829924638979294019463168 |
13 | 8504190228674549912505288509440 |