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 | 1 |
1 | 1 |
2 | 6 |
3 | 2270 |
4 | 148109472315 |
5 | 186266607433353989829111737621541 |
6 | 7485122439882901107741903784218892557452456923078744798141861944074340339271507786827 |