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 | 1 |
2 | 4 |
3 | 384 |
4 | 42467328 |
5 | 20776019874734407680 |
6 | 1657509127047778993870601546036901052416000000 |
7 | 153850844349814660487100539994381178281567942393055761257560677644718869248475136000000000000000000000 |