A179739 a(n) = 2*h(n)-1 where h(n) is the sequence of records positions of A179738.
3, 5, 7, 11, 13, 31, 37
Offset: 2
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.