%I A002308 M0274 N0097
%S A002308 0,1,2,2,3,4,3,4,4,3,4,4,5,5,4,6,5,6,6,6,4,6,7,6,6,5,7,6,10,4,7,8,5,5,
               6,7,5,
%T A002308 6,6,5,6,6,6,5,5,6,7,7,7,6,7,6,5,7,6,7,9,7,7,7,9,5,7,10,7,7,8,7,8,6,8,
               8,9,5,
%U A002308 8,8,5,8,9,7,8,12,6,7,10,8,9,9,7,8,11,12,8,8,10,8,7,6,10,10,9,7,10,9,7,
               6,9
%N A002308 Consecutive quadratic nonresidues mod p.
%C A002308 a(n)=maximal number of positive reduced quadratic nonresidues which appear 
               consecutively for n-th prime.
%C A002308 When prime(n) == 3 (mod 4), then a(n)=A002307(n). - T. D. Noe, Apr 03 
               2007
%D A002308 A. A. Bennett, Consecutive quadratic residues, Bull. Amer. Math. Soc., 
               32 (1926), 283-284.
%D A002308 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A002308 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%H A002308 T. D. Noe, <a href="b002308.txt">Table of n, a(n) for n=1..10000</a>
%Y A002308 Cf. A002307.
%Y A002308 Cf. A129201
%Y A002308 Sequence in context: A014656 A003078 A165359 this_sequence A056796 A061295 
               A081742
%Y A002308 Adjacent sequences: A002305 A002306 A002307 this_sequence A002309 A002310 
               A002311
%K A002308 nonn,easy,nice
%O A002308 1,3
%A A002308 N. J. A. Sloane (njas(AT)research.att.com).
%E A002308 More terms from David W. Wilson (davidwwilson(AT)comcast.net)