%I A002837 M0473 N0174
%S A002837 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,
%T A002837 24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,43,44,46,47,
%U A002837 48,49,51,52,53,54,55,56,58,59,60,61,62,63,64,65,67,68,69,70,71
%N A002837 Numbers n such that n^2 - n + 41 is prime.
%D A002837 T. M. Apostol, Introduction to Analytic Number Theory, Springer-Verlag, 
               1976, page 6.
%D A002837 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A002837 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%H A002837 T. D. Noe, <a href="b002837.txt">Table of n, a(n) for n = 1..10000</a>
%o A002837 (PARI) v=[ ]; for(n=0,100, if(isprime(n^2-n+41),v=concat(v,n),)); v
%Y A002837 Cf. A007634, A056561.
%Y A002837 Sequence in context: A120951 A044923 A083243 this_sequence A056561 A085735 
               A044922
%Y A002837 Adjacent sequences: A002834 A002835 A002836 this_sequence A002838 A002839 
               A002840
%K A002837 nonn,nice,easy
%O A002837 1,3
%A A002837 N. J. A. Sloane (njas(AT)research.att.com).