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 A357520 #5 Oct 02 2022 10:29:12 %S A357520 1,-1,-1,0,0,2,0,-1,0,0,1,-1,-1,1,0,1,-1,-1,0,1,1,-1,0,0,0,1,-1,-1,0, %T A357520 0,2,0,0,-1,-1,1,0,0,0,0,1,-1,-1,0,0,2,0,-1,0,0,1,0,-2,0,0,1,1,-1,0,0, %U A357520 0,0,0,0,0,1,-1,-1,0,0,2,0,-1,0,0,1,-1,-1,1,0,1,-1,-1,1,0,0,-1,0,2,0,0,-1,-1,1 %N A357520 Expansion of Product_{k>=0} (1 - x^Lucas(k)). %C A357520 Convolution inverse of A067593. %t A357520 nmax = 100; CoefficientList[Series[Product[(1 - x^LucasL[k]), {k, 0, 20}], {x, 0, nmax}], x] %Y A357520 Cf. A000032, A067593, A093996, A357380, A357382. %K A357520 sign %O A357520 0,6 %A A357520 _Ilya Gutkovskiy_, Oct 02 2022