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 | 120 |
2 | 95760 |
3 | 110230400 |
4 | 148976385600 |
5 | 220389705801216 |
6 | 345522083206128640 |
7 | 564061275098462085120 |
8 | 948680557056225919411200 |
9 | 1632480132897839426558156800 |
10 | 2860496988068910156792264671232 |