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 | 4 |
2 | 5 |
3 | 81 |
4 | 1621 |
5 | 13130101 |
6 | 310319170452181 |
7 | 21399552788917656689963823241 |
8 | 1373822578697020375503379392874191898311737749943783762521 |