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 | 5 |
3 | 42 |
4 | 471 |
5 | 6435 |
6 | 102232 |
7 | 1837630 |
8 | 36719439 |
9 | 805716679 |
10 | 19239923577 |
11 | 496514053880 |
12 | 13769677836500 |
13 | 408449335836132 |
14 | 12906850662570996 |
15 | 432942515731367894 |
16 | 15367227978734187567 |
17 | 575544844737119275935 |
18 | 22685977410186834271463 |
19 | 938867118118688412116554 |