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 | 2 |
2 | 6 |
3 | 26 |
4 | 152 |
5 | 1132 |
6 | 10300 |
7 | 111064 |
8 | 1387104 |
9 | 19713104 |
10 | 314350064 |
11 | 5560881328 |
12 | 108110428288 |
13 | 2291750937088 |
14 | 52618613073408 |
15 | 1301031907140608 |
16 | 34470409922547200 |
17 | 974354631630161152 |
18 | 29270099764874881792 |
19 | 931275451933870415104 |
20 | 31285710787985504633856 |