%I #8 Oct 08 2018 11:30:05
%S 586,589,591,592,1355,1356,1358,1359,1360,1365,1367,1368,1369,1371,
%T 1372,1385,1386,1434,1437,1439,1440,1442,1983,1984,1986,1995,1996,
%U 2047,2048,2054,2059,2060,2061,2063,2064,2066,2073,2077,2081,2190,2193,2213,2214,2242
%N Solutions to the equation M(n) = 7 (M = Mertens's function A002321).
%H Harvey P. Dale, <a href="/A171436/b171436.txt">Table of n, a(n) for n = 1..1000</a>
%t Position[Accumulate[MoebiusMu[Range[3000]]],7]//Flatten (* _Harvey P. Dale_, Oct 08 2018 *)
%K nonn
%O 1,1
%A Neven Juric (neven.juric(AT)apis-it.hr), Sep 29 2010
%E More terms from _Harvey P. Dale_, Oct 08 2018
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