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 | 1 |
3 | 2 |
4 | 3 |
5 | 10 |
6 | 39 |
7 | 490 |
8 | 20631 |
9 | 10349290 |
10 | 213941840151 |
11 | 2214253254659846890 |
12 | 473721461633379426414550183191 |
13 | 1048939288228833100615882755549676600679754298090 |