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a(n) is the smallest number m such that sigma(m)=34^n, or 0 if m does not exist.
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%I #13 Mar 05 2014 15:12:02

%S 1,0,0,38659,1333447,45356239,1542131167,52432478719,0,44114690056791,

%T 1545604624685757,52550557239372861,1542390446782691499,

%U 52463299805385993363,1783774217997898256739,60648345436543315211523,2091915317967934350057159,69957029735592536691912261

%N a(n) is the smallest number m such that sigma(m)=34^n, or 0 if m does not exist.

%H Max Alekseyev, <a href="/A180462/b180462.txt">Table of n, a(n) for n = 0..100</a>

%e a(3)=38659=67*577 since sigma(67*577)=(2^2*17)*(2*17^2)=2^3*17^3 and 38659 is the smallest such number.

%Y Cf. A048251, A110077, A180265, A180460, A180461, A180463, A180464.

%K nonn

%O 0,4

%A _Walter Kehowski_, Sep 06 2010

%E Terms a(16) onward from _Max Alekseyev_, Mar 04 2014