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 A171236 #10 Jan 04 2019 06:44:35 %S A171236 110,113,115,116,117,182,191,192,194,203,204,282,299,300,318,434,437, %T A171236 453,455,456,458,459,460,462,473,478,481,483,484,487,488,491,492,494, %U A171236 495,496,498,501,503,504,506,507,508,510,619,620,621,645,698,701,702,705,710,711,712,743 %N A171236 Solutions to the equation M(n) = -5 (M = Mertens's function A002321). %H A171236 Seiichi Manyama, <a href="/A171236/b171236.txt">Table of n, a(n) for n = 1..10000</a> %Y A171236 Cf. A002321. %K A171236 nonn %O A171236 1,1 %A A171236 Neven Juric (neven.juric(AT)apis-it.hr), Sep 28 2010 %E A171236 More terms from _Seiichi Manyama_, Jan 04 2019