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 A324914 #12 Feb 16 2025 08:33:58
%S A324914 2,10,26,74,138,394,650,1674,3210,7306,11402,35978,52362,117898,
%T A324914 248970,576650,838794,2411658,3460234,9751690,18140298,34917514,
%U A324914 51694730,185912458,286575754,555011210,1091882122,2702494858,3776236682,12366171274
%N A324914 a(n) = Sum_{k=1..n} 2^k * tau(k), where tau(k) = A000005(k).
%C A324914 Partial sums of A323351 with n=0 term of A323351 omitted. - _Robert Israel_, Jun 27 2019
%H A324914 Robert Israel, <a href="/A324914/b324914.txt">Table of n, a(n) for n = 1..3314</a>
%H A324914 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/DivisorFunction.html">Divisor Function</a>
%p A324914 ListTools:-PartialSums([seq(2^k*numtheory:-tau(k),k=1..100)]); # _Robert Israel_, Jun 27 2019
%t A324914 Accumulate[Table[2^k*DivisorSigma[0, k], {k, 1, 30}]]
%Y A324914 Cf. A000005, A006218, A101509, A160399, A324915, A323351.
%K A324914 nonn
%O A324914 1,1
%A A324914 _Vaclav Kotesovec_, Mar 18 2019