Search: id:A002344
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%I A002344 M0930 N0349
%S A002344 0,2,4,1,3,6,5,2,8,4,10,9,1,8,5,11,12,10,2,4,9,13,6,11,8,16,5,13,17,
%T A002344 18,15,2,4,11,6,19,17,13,16,10,1,3,20,12,22,18,17,22,23,11,2,16,19,13,
               8
%N A002344 Numbers x such that p = x^2 + 7y^2, with prime p = A033207(n).
%D A002344 A. J. C. Cunningham, Quadratic Partitions. Hodgson, London, 1904, p. 
               1.
%D A002344 D. H. Lehmer, Guide to Tables in the Theory of Numbers. Bulletin No. 
               105, National Research Council, Washington, DC, 1941, p. 55.
%D A002344 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A002344 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%H A002344 T. D. Noe, <a href="b002344.txt">Table of n, a(n) for n=1..1000</a>
%Y A002344 Cf. A002345.
%Y A002344 Sequence in context: A141843 A130266 A117137 this_sequence A011233 A163360 
               A076053
%Y A002344 Adjacent sequences: A002341 A002342 A002343 this_sequence A002345 A002346 
               A002347
%K A002344 nonn,easy
%O A002344 1,2
%A A002344 N. J. A. Sloane (njas(AT)research.att.com).

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