OFFSET
1,1
LINKS
Seiichi Manyama, Table of n, a(n) for n = 1..10000
Eric Weisstein's World of Mathematics, Mertens Function
MATHEMATICA
Position[Accumulate[MoebiusMu[Range[1200]]], -7]//Flatten (* Vincenzo Librandi, Jan 05 2019 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Neven Juric (neven.juric(AT)apis-it.hr), Sep 28 2010
EXTENSIONS
More terms from Seiichi Manyama, Jan 05 2019
STATUS
approved