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 | 108 |
3 | 3200000 |
4 | 1158107343750000 |
5 | 119025168578031262646195453952 |
6 | 82864944710388642300699757862681018776776867840000 |
7 | 9481019710293786574190900386319772308050021208649248212215823364196925440000000 |