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 | 4 |
2 | 40 |
3 | 1504 |
4 | 10336 |
5 | 387968 |
6 | 5349632 |
7 | 111442944 |
8 | 1100563968 |
9 | 36711258112 |
10 | 493805416448 |
11 | 9186633203712 |
12 | 134635599806464 |
13 | 2648342619422720 |
14 | 43443234834350080 |
15 | 938422838970810368 |
16 | 11378951438668791808 |
17 | 224791017150689574912 |
18 | 4129154423023897411584 |