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 | 2 |
2 | 204 |
3 | 103320 |
4 | 182819520 |
5 | 886613565600 |
6 | 9973411835945040 |
7 | 230723130088707984000 |
8 | 10026790739932043582668800 |
9 | 762878670971305314645055065600 |
10 | 96049580303627434572710125880376000 |
11 | 19110279123993980912852049573590159155200 |