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 | 0 |
2 | 1 |
3 | 1 |
4 | 6 |
5 | 21 |
6 | 120 |
7 | 702 |
8 | 4851 |
9 | 36549 |
10 | 302031 |
11 | 2687435 |
12 | 25561745 |
13 | 257747493 |
14 | 2738202129 |
15 | 30482602101 |
16 | 353982846285 |
17 | 427126636983 |
18 | 53371267903029 |
19 | 688581489582657 |
20 | 9149097089801836 |
21 | 124906922737719625 |
22 | 1748648316615176130 |