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 A286952 #9 May 18 2017 07:58:08
%S A286952 1,-1,-1,3,-3,-2,9,-8,-6,22,-19,-13,50,-42,-29,104,-86,-57,209,-170,
%T A286952 -113,398,-320,-208,737,-586,-380,1320,-1041,-666,2311,-1808,-1152,
%U A286952 3949,-3069,-1938,6629,-5120,-3221,10920,-8390,-5242,17724,-13549,-8435,28342
%N A286952 Expansion of Product_{j>=1} (1 - x^j)/(1 - x^(3*j))^3.
%H A286952 Seiichi Manyama, <a href="/A286952/b286952.txt">Table of n, a(n) for n = 0..10000</a>
%Y A286952 3rd column of A286950.
%Y A286952 Cf. A033687.
%K A286952 sign
%O A286952 0,4
%A A286952 _Seiichi Manyama_, May 17 2017