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 | 108 |
4 | 67500 |
5 | 1134472500 |
6 | 2009787236572500 |
7 | 343390991123754492187500 |
8 | 18843880602308850038793150000000000 |
9 | 370904101895245095313565571450000000000000000000 |
10 | 6335115544513765517772271190776403515352524800000000000000000000 |