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 A357211 #32 Nov 06 2022 08:49:20 %S A357211 12,20,0,-15,-32,-96,-960,-5280,-640320 %N A357211 a(n) is the real cube root of the value of the j-function for the n-th Heegner number A003173(n). %H A357211 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/j-Function.html">j-Function</a> %Y A357211 Cf. A003173, A199743, A267195. %K A357211 fini,full,sign %O A357211 1,1 %A A357211 _Alexander R. Povolotsky_, Sep 17 2022