A129266 Duplicate of A129527.
1, 3, 3, 7, 5, 9, 7, 15, 9, 15
Offset: 1
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.