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 | 2 |
3 | 13 |
4 | 155 |
5 | 2185 |
6 | 36306 |
7 | 695975 |
8 | 15151336 |
9 | 369693100 |
10 | 10000000001 |
11 | 297121486765 |
12 | 9622088391635 |
13 | 337385711567665 |
14 | 12735782555419983 |
15 | 515003176870815368 |
16 | 22212093154093428530 |
17 | 1017876887958723919835 |
18 | 49390464231494436119285 |