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 | 1 |
2 | 1 |
3 | 4 |
4 | 49 |
5 | 481 |
6 | 4471 |
7 | 57751 |
8 | 1036393 |
9 | 19939753 |
10 | 399150541 |
11 | 9082285741 |
12 | 237719388721 |
13 | 6759766432849 |
14 | 204408880370059 |
15 | 6672899023062091 |
16 | 236080878357745681 |
17 | 8926817568378582481 |
18 | 357421258163575234873 |
19 | 15158257732928974255993 |