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) |
---|---|
1 | 1 |
2 | 2 |
3 | 12 |
4 | 576 |
5 | 161280 |
6 | 812851200 |
7 | 61479419904000 |
8 | 108776032459082956800 |
9 | 5524751496156892842531225600 |
10 | 9982437658213039871725064756920320000 |
11 | 776966836171770144107444346734230682311065600000 |