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 | 8 |
3 | 480 |
4 | 322560 |
5 | 1857945600 |
6 | 137339338752000 |
7 | 90498933234597888000 |
8 | 806410654352196092559360000 |
9 | 151104996166246050391298219704320000 |
10 | 278316545034703677313682486677538340864000000 |