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 A171097 #12 Feb 16 2025 08:33:11 %S A171097 5,7,8,9,11,12,14,17,18,21,23,24,25,29,34,37,42,46,51,52,55,56,61,67, %T A171097 68,70,77,86,89,90,103,104,106,122,127,128,130,133,137,142,154,157, %U A171097 170,171,172,178,209,211,212,241,242,243,244,245,247,248,251,252,257,259,260 %N A171097 Solutions to the equation M(n) = -2 (M = Mertens's function A002321). %H A171097 Seiichi Manyama, <a href="/A171097/b171097.txt">Table of n, a(n) for n = 1..10000</a> %H A171097 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MertensFunction.html">Mertens Function</a> %Y A171097 Cf. A002321. %K A171097 nonn %O A171097 1,1 %A A171097 Neven Juric (neven.juric(AT)apis-it.hr), Sep 10 2010 %E A171097 More terms from _Seiichi Manyama_, Jan 03 2019