Search: id:A065018
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%I A065018
%S A065018 1,10,17,59,37,170,65,284,186,370,145,1003,197,650,629,1245,325,1860,
%T A065018 401,2183,1105,1450,577,4828,998,1970,1786,3835,901,6290,1025,5214,
%U A065018 2465,3250,2405,10974,1445,4010,3349,10508,1765,11050,1937,8555,6882
%N A065018 Sum sigma(d)^2; d|n.
%H A065018 Harry J. Smith, <a href="b065018.txt">Table of n, a(n) for n=1,...,1000</
               a>
%o A065018 (PARI) { for (n=1, 1000, a=sumdiv(n, d, sigma(d)^2); write("b065018.txt", 
               n, " ", a) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), 
               Oct 03 2009]
%Y A065018 Cf. A029939, A062367.
%Y A065018 Sequence in context: A019991 A164285 A069546 this_sequence A039336 A043159 
               A043939
%Y A065018 Adjacent sequences: A065015 A065016 A065017 this_sequence A065019 A065020 
               A065021
%K A065018 mult,nonn
%O A065018 1,2
%A A065018 Vladeta Jovovic (vladeta(AT)eunet.rs), Nov 19 2001

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