%I A109832
%S A109832 1,2,2,4,6,6,8,6,6,14,18,12,12,18,12,18,24,30,34,30,6,12,42,30,30,30,18,
%T A109832 48,30,30,30,66,36,48,24,30,12,54,42,78,54,60,42,48,60,104,72,30,66,60,
%U A109832 66,30,60,30,12,6,30,120,90,60,60,78,60,102,90,90,138,108,36
%N A109832 Number d such that (A109833(n)+k*d: 0<=k<=A109831(n)) is an arithmetic 
               progression of primes.
%C A109832 a(n) = (A000040(n) - A109833(n)) / A109831(n).
%H A109832 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               PrimeArithmeticProgression.html">Prime Arithmetic Progression</a>
%H A109832 <a href="Sindx_Pri.html#primes_AP">Index entries for sequences related 
               to primes in arithmetic progressions</a>
%Y A109832 Sequence in context: A062722 A160731 A098214 this_sequence A039731 A005341 
               A137268
%Y A109832 Adjacent sequences: A109829 A109830 A109831 this_sequence A109833 A109834 
               A109835
%K A109832 nonn
%O A109832 2,2
%A A109832 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 04 2005