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 A369984 #8 Feb 07 2024 11:52:14
%S A369984 1,1,1,1,1,2,2,3,3,5,4,5,4,8,10,9,13,16,26,36,38,51,66,48,36,49,49,94,
%T A369984 147,152,174,120,214,268,346,580,463,598,1024,1217,1521,2473,2417,
%U A369984 3340,4795,7086,12643,4808,5569,9373,13083,9644,8762,9516,10702,14483
%N A369984 Maximum coefficient of (1 - x) * (1 - x^3) * (1 - x^6) * ... * (1 - x^(n*(n+1)/2)).
%t A369984 Table[Max[CoefficientList[Product[(1 - x^(k (k + 1)/2)), {k, 1, n}], x]], {n, 0, 55}]
%o A369984 (PARI) a(n) = vecmax(Vec(prod(i=1, n, (1-x^(i*(i+1)/2))))); \\ _Michel Marcus_, Feb 07 2024
%Y A369984 Cf. A000217, A086376, A292518, A359348, A369728.
%K A369984 nonn
%O A369984 0,6
%A A369984 _Ilya Gutkovskiy_, Feb 07 2024