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 | 2 |
3 | 36 |
4 | 331776 |
5 | 42998169600000000 |
6 | 13974055172471046820331520000000000000 |
7 | 1833132881579690383668380351534446872452674453158326975200092938148249600000000000000000000000000 |