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 | 2 |
1 | 20 |
2 | 1190 |
3 | 449540 |
4 | 1094267450 |
5 | 17283181758500 |
6 | 1774660248586902950 |
7 | 1182579046508766038251700 |
8 | 5134581376819479940742838299450 |
9 | 144547890423248529154421336209389168500 |
10 | 26527720524980501045637796065988864058001683750 |
11 | 31574745853363739268697794406696294745967395732336262500 |