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Primes in A138685.
9

%I #4 Jun 16 2014 09:19:27

%S 13,43,67,73,97,103,139,157,163,181,193,199,223,271,283,307,313,331,

%T 349,373,379,397,421,433,457,463,499,523,601,613,619,631,643,661,673,

%U 691,727,733,769,811,823,853,859,877,883,937,967,991,1021,1033,1063,1069

%N Primes in A138685.

%H Alois P. Heinz, <a href="/A138686/b138686.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A138479, A138685, A138687.

%K nonn

%O 1,1

%A _Artur Jasinski_, Mar 26 2008