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.
%I A176273 #11 Feb 07 2023 08:37:45
%S A176273 1,17,49,113,194,322,565,821,1333,1958,2687,3711,5007,7055,9242,11643,
%T A176273 14235,17360,21248,25344,30528,37089,44865,53057,63057,73425,85089,
%U A176273 99730,115282,130907,147291,164098,183781,203781,224517,247845,276406
%N A176273 Partial sums of A036967.
%H A176273 Amiram Eldar, <a href="/A176273/b176273.txt">Table of n, a(n) for n = 1..10000</a>
%F A176273 a(n) = Sum_{i=1..n} A036967(i).
%e A176273 a(11) = 1 + 16 + 32 + 64 + 81 + 128 + 243 + 256 + 512 + 625 + 729 = 2687.
%t A176273 Accumulate @ Select[Range[25000], # == 1 || Min[FactorInteger[#][[;; , 2]]] > 3 &] (* _Amiram Eldar_, Feb 07 2023 *)
%Y A176273 Cf. A000583, A001694, A036966, A036967.
%K A176273 easy,nonn
%O A176273 1,2
%A A176273 _Jonathan Vos Post_, Apr 14 2010