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 A383688 #7 May 05 2025 11:45:26
%S A383688 0,1,3,2,0,-3,0,4,9,4,0,6,13,21,14,8,17,27,38,28,19,11,0,-12,-25,-39,
%T A383688 -25,-12,0,15,31,48,66,48,33,17,0,19,39,60,82,105,83,64,44,23,47,72,
%U A383688 98,125,153,126,102,79,53,28,0,-29,-59,-90,-122,-155,-122,-92,-63,-31
%N A383688 Partial sums of A383442.
%H A383688 Paolo Xausa, <a href="/A383688/b383688.txt">Table of n, a(n) for n = 0..10000</a>
%F A383688 a(n) = Sum_{k=0..n} A383442(k).
%t A383688 (* A383442list is defined at A383442 *)
%t A383688 Accumulate[A383442list[100]] (* _Paolo Xausa_, May 05 2025 *)
%Y A383688 Cf. A383442, A383443.
%K A383688 sign
%O A383688 0,3
%A A383688 _Paolo Xausa_, May 05 2025