%I A160696
%S A160696 1,2,1,2,2,1,3,2,2,1,4,1,1,2,4,3,2,1,2,6,1,4,2,3,7,1,2,6,1,1,8,2,1,2,5,
%T A160696 2,1,2,2,1,6,1,8,1,3,10,2,4,2,1,3,4,11,6,1,2,3,4,1,1,2,7,2,2,1,1,2,13,
               2,
%U A160696 5,1,6,4,1,2,8,1,1,1,1,2,1,12,1,2,2,15,1,1,4,6,4,2,2,10,6,1,3,2,1,2,3,
               2
%N A160696 Largest k such that k^2 divides prime(n)+1.
%C A160696 a(A049097(n)) = 1; a(A049098(n)) > 1;
%C A160696 A160697 and A160698 give record values and where they occur;
%C A160696 a(n) = A000188(A008864(n)).
%H A160696 R. Zumkeller, <a href="b160696.txt">Table of n, a(n) for n = 1..10000</
               a>
%Y A160696 Sequence in context: A050362 A095686 A105258 this_sequence A152545 A109967 
               A000119
%Y A160696 Adjacent sequences: A160693 A160694 A160695 this_sequence A160697 A160698 
               A160699
%K A160696 nonn
%O A160696 1,2
%A A160696 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 24 2009