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A074835 Numbers n such that sigma(phi(n)) = sum of anti-divisors of n. 0

%I

%S 4,59,6186,12846,18003,19677,52364,293565,984636,1894557,1965537,

%T 9946704,31849014,138419397,250780145,1650149334

%N Numbers n such that sigma(phi(n)) = sum of anti-divisors of n.

%C See A066272 for definition of anti-divisor.

%Y Cf. A062402, A066417.

%K more,nonn

%O 1,1

%A _Jason Earls_, Sep 09 2002

%E Offset corrected and a(12)-a(16) from _Donovan Johnson_, Jan 19 2012

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Last modified July 30 13:24 EDT 2021. Contains 346359 sequences. (Running on oeis4.)