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) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 61 |
5 | 518 |
6 | 6974 |
7 | 149574 |
8 | 5151036 |
9 | 285534660 |
10 | 25535107140 |
11 | 3687959921760 |
12 | 860864908848480 |
13 | 324911938205144160 |
14 | 198334214378751672000 |
15 | 195840008156732278248000 |
16 | 312839537789862069432264000 |