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A247379 a(n) = gcd(EKG(n),n) with EKG = A064413. 4

%I

%S 1,2,1,2,1,3,1,8,1,5,1,6,1,7,3,8,1,2,1,1,3,1,1,1,5,2,1,1,1,6,1,2,1,17,

%T 7,2,1,19,3,40,1,2,1,1,3,2,1,6,7,1,3,4,1,1,5,2,1,29,1,2,1,31,9,64,1,2,

%U 1,1,3,2,1,8,1,1,3,1,7,1,1,2,1,1,1,1

%N a(n) = gcd(EKG(n),n) with EKG = A064413.

%C a(n) = gcd(A064413(n),n);

%C a(A247383(n)) = n and a(m) != n for m < A247383(n).

%H Reinhard Zumkeller, <a href="/A247379/b247379.txt">Table of n, a(n) for n = 1..10000</a>

%o (Haskell)

%o a247379 n = gcd n $ a064413 n

%Y Cf. A064413, A152458 (fixed points), A247383.

%K nonn

%O 1,2

%A _Reinhard Zumkeller_, Sep 15 2014

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Last modified October 23 08:57 EDT 2019. Contains 328345 sequences. (Running on oeis4.)