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 A380321 #7 Jan 23 2025 00:26:05
%S A380321 0,1,0,2,5,3,0,-4,0,5,11,18,12,7,0,-8,-17,-27,-16,-8,1,11,0,-12,-25,
%T A380321 -39,-54,-70,-87,-70,-58,-45,-31,-16,0,18,37,57,78,100,123,147,172,
%U A380321 198,225,253,226,207,189,169,148,126,103,79,54,28,0,-29,-59,-90,-122,-155
%N A380321 Partial sums of A377092.
%H A380321 Paolo Xausa, <a href="/A380321/b380321.txt">Table of n, a(n) for n = 0..10000</a>
%F A380321 a(n) = Sum_{k=0..n} A377092(k).
%t A380321 (* A377092list is defined at A377092 *)
%t A380321 Accumulate[A377092list[100]]
%Y A380321 Cf. A377092.
%K A380321 sign
%O A380321 0,4
%A A380321 _Paolo Xausa_, Jan 20 2025