A153802 a(n) = A153800(n) - A000040(n).
0, 0, 0, 0, 2, 6, 8, 22, 87, 163, 198, 257
Offset: 1
Extensions
a(11)-a(12) from Jinyuan Wang, Mar 01 2020
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.