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 A119000 #8 Jun 17 2025 22:10:04 %S A119000 -1,-2,-4,-16,-48,-160,-576,-2304,-14336,-73728 %N A119000 Minimal determinant of real n X n symmetric (+1,-1) matrices. %Y A119000 Cf. A118998, A119001, A119003, A119007. %K A119000 sign,more %O A119000 1,2 %A A119000 _Giovanni Resta_, May 08 2006 %E A119000 a(8)-a(10) from _Max Alekseyev_, Jun 17 2025