A162776 a(n) = A161828(n)*2/3.
0, 0, 2, 2, 6, 6, 10, 14, 22, 26
Offset: 0
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.