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 | 3 |
3 | 18 |
4 | 170 |
5 | 2220 |
6 | 37149 |
7 | 758814 |
8 | 18301950 |
9 | 508907970 |
10 | 16023271660 |
11 | 563336380167 |
12 | 21870097514265 |
13 | 929083211885920 |
14 | 42864992943282825 |
15 | 2134180938818369850 |
16 | 114045356939250133338 |
17 | 6510275427522198876426 |