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Position of n-th 6 in A007376.
12

%I #11 Jul 13 2013 12:01:55

%S 6,23,43,63,83,103,110,112,114,116,118,120,122,123,124,126,128,143,

%T 163,183,210,240,270,300,330,360,371,374,377,380,383,386,389,390,392,

%U 395,398,420,450,480,510,540,570,600,630,660,671

%N Position of n-th 6 in A007376.

%C A007376(a(n)) = 6.

%H Reinhard Zumkeller, <a href="/A031293/b031293.txt">Table of n, a(n) for n = 1..10000</a>

%o (Haskell)

%o import Data.List (elemIndices)

%o a031293 n = a031293_list !! (n-1)

%o a031293_list = map (+ 1) $ elemIndices 6 a007376_list

%o -- _Reinhard Zumkeller_, Jul 28 2011

%Y Cf. A193428, A031287, A031288, A031289, A031290, A031291, A031292, A031294, A031295, A031296.

%K nonn,less,base

%O 1,1

%A _Clark Kimberling_