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 A171098 #14 Feb 16 2025 08:33:11 %S A171098 13,19,20,30,33,43,44,45,47,48,49,50,53,54,71,72,74,75,76,78,82,85, %T A171098 105,107,108,119,120,121,131,132,138,141,173,177,179,180,185,187,188, %U A171098 189,206,207,208,246,258,271,272,274,275,276,278,279,280,302,311,312,314,315 %N A171098 Solutions to the equation M(n) = -3 (M = Mertens's function A002321). %H A171098 Seiichi Manyama, <a href="/A171098/b171098.txt">Table of n, a(n) for n = 1..10000</a> %H A171098 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MertensFunction.html">Mertens Function</a> %Y A171098 Cf. A002321. %K A171098 nonn %O A171098 1,1 %A A171098 Neven Juric (neven.juric(AT)apis-it.hr), Sep 10 2010 %E A171098 More terms from _Seiichi Manyama_, Jan 03 2019