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A072776 Exponents of powers of squarefree numbers. 5

%I #7 Apr 06 2014 10:23:18

%S 1,1,1,2,1,1,1,3,2,1,1,1,1,1,4,1,1,1,1,1,2,1,3,1,1,1,5,1,1,1,2,1,1,1,

%T 1,1,1,1,1,2,1,1,1,1,1,1,1,1,6,1,1,1,1,1,1,1,1,1,1,1,4,1,1,1,1,1,1,1,

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

%N Exponents of powers of squarefree numbers.

%C A072774(n) = A072775(n)^a(n);

%C A072774(n) is squarefree iff a(n)=1.

%H Reinhard Zumkeller, <a href="/A072776/b072776.txt">Table of n, a(n) for n = 1..10000</a>

%o (Haskell)

%o a072776 n = a072776_list !! (n-1) -- a072776_list defined in A072774.

%o -- _Reinhard Zumkeller_, Apr 06 2014

%Y Cf. A052409.

%K nonn

%O 1,4

%A _Reinhard Zumkeller_, Jul 10 2002

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)