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 | 3 |
4 | 9 |
5 | 45 |
6 | 237 |
7 | 1591 |
8 | 11795 |
9 | 99651 |
10 | 928507 |
11 | 9474043 |
12 | 104866399 |
13 | 1249073623 |
14 | 15914416345 |
15 | 215724860511 |
16 | 3097002496225 |
17 | 46904398032017 |
18 | 746831626559889 |
19 | 12463977258581151 |
20 | 217445976215654257 |
21 | 3956098180940284169 |
22 | 74897945785223884653 |