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 | 0 |
1 | 6 |
2 | 45 |
3 | 2073 |
4 | 15255 |
5 | 300865 |
6 | 2899916 |
7 | 22207152 |
8 | 273201220 |
9 | 7614777709 |
10 | 92450772693 |
11 | 1333177199334 |
12 | 4917497987408 |
13 | 191302178967256 |
14 | 1705677711928521 |
15 | 48954194340319989 |
16 | 202511873382592260 |
17 | 3529594919298491465 |
18 | 38131258596823843197 |
19 | 38131258596823843197 |
20 | 8809653000849500507259 |