%I #4 Sep 21 2015 11:51:08
%S 1,10,11,12,14,16,18,20,22,24,26,29,33,34,37,41,45,49,53,57,74,119,
%T 120,121,122,123,127,128,132,133,137,138,142,143,147,148,152,153,157,
%U 158,161,162,164,165,167,170,186,188,189,190,203,214,223,230,235,238
%N Positions of numbers starting with 1 in A262356.
%C A262356(a(n)) = A262390(n).
%H Reinhard Zumkeller, <a href="/A262393/b262393.txt">Table of n, a(n) for n = 1..1000</a>
%o (Haskell)
%o a262393 n = a262393_list !! (n-1)
%o a262393_list = filter ((== 1) . a000030 . a262356) [1..]
%Y Cf. A000030, A262356, A262390.
%K nonn,base
%O 1,2
%A _Reinhard Zumkeller_, Sep 21 2015