This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A016002 a(n) = (tau(n^7)+6)/7. 14

%I

%S 1,2,2,3,2,10,2,4,3,10,2,18,2,10,10,5,2,18,2,18,10,10,2,26,3,10,4,18,

%T 2,74,2,6,10,10,10,33,2,10,10,26,2,74,2,18,18,10,2,34,3,18,10,18,2,26,

%U 10,26,10,10,2,138,2,10,18,7,10,74,2,18,10,74,2,48,2,10,18,18

%N a(n) = (tau(n^7)+6)/7.

%H Antti Karttunen, <a href="/A016002/b016002.txt">Table of n, a(n) for n = 1..10000</a>

%t (DivisorSigma[0,Range[80]^7]+6)/7 (* _Harvey P. Dale_, Jul 27 2012 *)

%o (PARI)

%o A016002(n) = (numdiv(n^7)+6)/7;

%o for(n=1, 10000, write("b016002.txt", n, " ", A016002(n)));

%o \\ _Antti Karttunen_, Jan 17 2017

%Y Cf. A000005, A015996, A015999, A016001, A016003, A016005-A016009, A016012.

%K nonn

%O 1,2

%A _Robert G. Wilson v_

%E Definition corrected by Vladeta Jovovic, Sep 03 2005

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified March 23 02:51 EDT 2019. Contains 321422 sequences. (Running on oeis4.)