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 | 13 |
2 | 69 |
3 | 409 |
4 | 2377 |
5 | 13861 |
6 | 80781 |
7 | 470833 |
8 | 2744209 |
9 | 15994429 |
10 | 93222357 |
11 | 543339721 |
12 | 3166815961 |
13 | 18457556053 |
14 | 107578520349 |
15 | 627013566049 |
16 | 3654502875937 |
17 | 21300003689581 |
18 | 124145519261541 |
19 | 723573111879673 |