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 | 5 |
3 | 24 |
4 | 256 |
5 | 6500 |
6 | 407700 |
7 | 64538880 |
8 | 26120421376 |
9 | 27252226455552 |
10 | 73710997920000000 |
11 | 519006451497395400000 |
12 | 9544405721673726148608000 |
13 | 459675814976476432499714440320 |
14 | 58118199039973755223479833897882880 |
15 | 19330456644008414104033256172750000000000 |