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) |
---|---|
10 | 1 |
11 | 165 |
12 | 16665 |
13 | 1349205 |
14 | 97026930 |
15 | 6526750230 |
16 | 423076603950 |
17 | 26922666320550 |
18 | 1702498733310375 |
19 | 107876426221438875 |
20 | 6888889247523458175 |
21 | 445180690239692281875 |
22 | 29198763785973826044000 |