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 | 2 |
2 | 8 |
3 | 48 |
4 | 352 |
5 | 3008 |
6 | 29440 |
7 | 324096 |
8 | 3947520 |
9 | 52541440 |
10 | 757260288 |
11 | 11733385216 |
12 | 194272854016 |
13 | 3419584921600 |
14 | 63707979972608 |
15 | 1251489089060864 |
16 | 25836869372608512 |
17 | 558946705406427136 |
18 | 12638569755079344128 |
19 | 298003073694026432512 |
20 | 7312035980392431353856 |