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 | 48 |
2 | 6006 |
3 | 860160 |
4 | 130378950 |
5 | 20392706048 |
6 | 3254013513660 |
7 | 526470648692736 |
8 | 86047769258554950 |
9 | 14173603389190963200 |
10 | 2349023203055914140756 |
11 | 391249767795614684282880 |
12 | 65434374898388743460014620 |
13 | 10981406991821583404677201920 |