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 | 0 |
1 | 1 |
2 | 30 |
3 | 1806 |
4 | 186480 |
5 | 29607600 |
6 | 6711344640 |
7 | 2060056318320 |
8 | 823172919528960 |
9 | 415357755774998400 |
10 | 258323865658578720000 |
11 | 194165346649139268480000 |
12 | 173524374976148227519488000 |
13 | 181871966450361851863879680000 |
14 | 220951172052769326900328396800000 |