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) |
---|---|
1 | 1 |
2 | 4 |
3 | 34 |
4 | 956 |
5 | 106721 |
6 | 75818480 |
7 | 490656737694 |
8 | 22960404169011552 |
9 | 7141530219670856270919 |
10 | 20319415706020976355219258316 |
11 | 1104797870481014132439711155738991604 |