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n/2 when 2*A003160(n) = n.
4

%I #8 Aug 02 2013 23:09:03

%S 1,2,4,5,6,8,9,10,12,16,17,18,20,21,22,24,25,26,30,32,33,34,36,37,38,

%T 40,41,42,44,48,49,50,52,60,64,65,66,68,69,70,72,73,74,76,80,81,82,84,

%U 85,86,88,89,90,94,96,97,98,100,101,102,104,105,106,110,118,120,121,122

%N n/2 when 2*A003160(n) = n.

%H Reinhard Zumkeller, <a href="/A095775/b095775.txt">Table of n, a(n) for n = 1..1000</a>

%o (Haskell)

%o a095775 n = a095775_list !! (n-1)

%o a095775_list = map (`div` 2) $ filter ((== 0) . a095774) [1..]

%o -- _Reinhard Zumkeller_, Aug 02 2013

%Y Cf. A095774.

%K nonn

%O 1,2

%A _Benoit Cloitre_, Jun 05 2004