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 A171403 #12 Feb 16 2025 08:33:11 %S A171403 95,96,217,229,335,336,339,340,345,347,348,395,396,398,417,543,544, %T A171403 602,603,604,605,802,805,807,808,817,821,871,872,873,879,880,901,922, %U A171403 942,946,949,950,953,954,957,970,973,977,979,980,981,983,984,986,989,990,993,995,996 %N A171403 Solutions to the equation M(n) = 2 (M = Mertens's function A002321). %H A171403 Seiichi Manyama, <a href="/A171403/b171403.txt">Table of n, a(n) for n = 1..10000</a> %H A171403 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MertensFunction.html">Mertens Function</a> %Y A171403 Cf. A002321, A118684. %K A171403 nonn %O A171403 1,1 %A A171403 Neven Juric (neven.juric(AT)apis-it.hr), Sep 29 2010 %E A171403 More terms from _Seiichi Manyama_, Jan 02 2019