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 | -261535698060 |
13 | 75241013495730790109766 |
14 | -21451022788016578429723510655178620 |
15 | 6120645196266098901030880937026524413510456541 |
16 | -1746280663134874755499501790878094901668461626016352027280 |