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) |
---|---|
11 | 1 |
12 | 0 |
13 | 78 |
14 | 728 |
15 | 12285 |
16 | 192192 |
17 | 3279640 |
18 | 59001696 |
19 | 1121107806 |
20 | 22421988160 |
21 | 470862104076 |
22 | 10358965584240 |
23 | 238256209789598 |
24 | 5718149032454208 |
25 | 142953725815812600 |
26 | 3716796871203401440 |
27 | 100353515522504876775 |