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 | 45 |
3 | 1282 |
4 | 70177 |
5 | 6239016 |
6 | 817234189 |
7 | 147950506390 |
8 | 35370826189857 |
9 | 10791515504716012 |
10 | 4091225768720823181 |
11 | 1886585105032464025674 |
12 | 1039774852573506696192385 |
13 | 674970732343624159361034832 |