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 | 2 |
2 | 6 |
3 | 42 |
4 | 294 |
5 | 15918 |
6 | 122010 |
7 | 7588770 |
8 | 61144062 |
9 | 4092816966 |
10 | 2366546223930 |
11 | 19924878993558 |
12 | 12169831579784970 |
13 | 889585223857256850 |
14 | 7633882758103350126 |
15 | 565719451451489679414 |
16 | 365721616201373974378410 |