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 | 11 |
2 | 111 |
3 | 12211 |
4 | 149096311 |
5 | 22229709804712411 |
6 | 494159998001727075769152612720511 |
7 | 244194103625066907517263589918036880566782292998362610615987380611 |