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 | 0 |
2 | 7 |
3 | 52 |
4 | 378 |
5 | 2832 |
6 | 21785 |
7 | 171036 |
8 | 1364391 |
9 | 11023264 |
10 | 89985681 |
11 | 740894700 |
12 | 6144227430 |
13 | 51267563280 |
14 | 430045297695 |
15 | 3623966778180 |
16 | 30662599042530 |
17 | 260367332354496 |
18 | 2217928838577641 |
19 | 18947382204700044 |
20 | 162281586037920126 |