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 | 3 |
2 | 55 |
3 | 1890 |
4 | 95781 |
5 | 6427575 |
6 | 537306484 |
7 | 53791898160 |
8 | 6275077781973 |
9 | 835898091070185 |
10 | 125195263380478655 |
11 | 20825548503275385870 |
12 | 3809430011164368694260 |
13 | 759987002381075483922180 |
14 | 164221938436980055710082200 |
15 | 38209754165858724861944820000 |
16 | 9524153723280871205135022364485 |