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Search: id:A049002
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%I A049002
%S A049002 2,7,23,47,167,359,839,1367,1847,2207,3719,5039,7919,10607,11447,16127,
%T A049002 17159,19319,29927,36479,44519,49727,54287,57119,66047,85847,97967,
%U A049002 113567,128879,177239,196247,201599,218087,241079,273527,292679,323759
%N A049002 Primes of form p^2 - 2, p prime.
%H A049002 T. D. Noe, <a href="b049002.txt">Table of n, a(n) for n=1..1000</a>
%e A049002 127^2 - 2 = 16127.
%t A049002 f[n_]:=n^2-2; lst={};Do[p=Prime[n];If[PrimeQ[f[p]],AppendTo[lst,f[p]]],
               {n,7!}];lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jul 
               16 2009]
%Y A049002 Primes in A049001.
%Y A049002 Cf. A062326 (values of p)
%Y A049002 Sequence in context: A028871 A053705 A049001 this_sequence A011757 A121963 
               A041159
%Y A049002 Adjacent sequences: A048999 A049000 A049001 this_sequence A049003 A049004 
               A049005
%K A049002 nonn,easy
%O A049002 1,1
%A A049002 Herman H. Rosenfeld (herm3(AT)pacbell.net)
%E A049002 More terms from James A. Sellers (sellersj(AT)math.psu.edu)

    
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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.


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