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 | 10 |
3 | 66 |
4 | 560 |
5 | 5770 |
6 | 69852 |
7 | 970886 |
8 | 15228880 |
9 | 266006610 |
10 | 5119447700 |
11 | 107617719022 |
12 | 2453167135608 |
13 | 60268223308826 |
14 | 1587381621990556 |
15 | 44619277892537910 |
16 | 1333135910963656352 |
17 | 42189279001183102882 |
18 | 1409741875877923927332 |
19 | 49597905017847180008126 |