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 A352953 #34 May 15 2022 12:13:58 %S A352953 1,-1,-1,1,-16,86,-526,302,-10424,323304,-2805408,-6563424,-374664720, %T A352953 5877455520,32949033168,-24011091024,-16610113920768,87369247685760, %U A352953 -5110200130727808,-23241729685643136,1042965176555775744,49535245994720788224 %N A352953 Product_{n>=1} 1 / (1 - x^n)^(a(n)/n!) = 1 - log(1 - x). %F A352953 Product_{n>=1} 1 / (1 - x^n)^(a(n)/n!) = 1 + Sum_{n>=1} x^n/n. %F A352953 E.g.f.: Sum_{k>=1} mu(k) * log(1 - log(1 - x^k)) / k. %t A352953 nmax = 22; CoefficientList[Series[Sum[MoebiusMu[k] Log[1 - Log[1 - x^k]]/k, {k, 1, nmax}], {x, 0, nmax}], x] Range[0, nmax]! // Rest %Y A352953 Cf. A157159, A157164, A348205, A348206, A352404, A352664, A352691. %K A352953 sign %O A352953 1,5 %A A352953 _Ilya Gutkovskiy_, May 15 2022