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 | 0 |
2 | 209430786243 |
3 | 7815642080822311372 |
4 | 1842172677508006361457030 |
5 | 27068294695622864223661876860 |
6 | 68747114771196346634599779308105 |
7 | 51995580380757061883555053636996008 |