%I A070180
%S A070180 109,307,433,739,811,919,1423,1459,1999,2017,2143,2179,2251,2287,2341,
%T A070180 2791,2917,2953,3061,3259,3331,3457,3889,4177,4339,4519,4663,5113,5167,
%U A070180 5419,5437,5653,6301,6427,6661,6679,6967,7723,7741,8011,8389,8713
%N A070180 Primes p such that x^3 = 2 has a solution mod p, but x^(3^2) = 2 has 
               no solution mod p.
%o A070180 (PARI) forprime(p=2,8800,x=0; while(x<p&&x^3%p!=2%p,x++); if(x<p,y=0; 
               while(y<p&&y^(3^2)%p!=2%p,y++); if(y==p,print1(p,","))))
%Y A070180 Cf. A040028, A049596, A059262, A059667, A070179, A070181 - A070188.
%Y A070180 Sequence in context: A063342 A142144 A140036 this_sequence A107198 A020354 
               A142846
%Y A070180 Adjacent sequences: A070177 A070178 A070179 this_sequence A070181 A070182 
               A070183
%K A070180 nonn
%O A070180 1,1
%A A070180 Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Apr 29 2002