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 | 1 |
4 | 4 |
5 | 13 |
6 | 86 |
7 | 466 |
8 | 3830 |
9 | 29633 |
10 | 289480 |
11 | 2865826 |
12 | 32992576 |
13 | 394893590 |
14 | 5267005771 |
15 | 73816682108 |
16 | 1123682376634 |
17 | 18021084739737 |
18 | 309127486471294 |
19 | 5578794711931042 |
20 | 106617559112195219 |