# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a096628 Showing 1-1 of 1 %I A096628 #18 Apr 18 2023 08:29:11 %S A096628 2946,50378,50380,50382,50383,50384,50385,50386,50387,50388,50389, %T A096628 50390,50391,50392,50414,50415,50416,50417,50418,50419,50420,50421, %U A096628 50422,50424,50426,50428,50430,50436,50438,50446,50447,50448,50450 %N A096628 Integers k for which {prime(1), prime(2), ..., prime(k)} (mod 4) is biased towards 1. %C A096628 Indices of negative terms in A038698. - _Jianing Song_, Feb 20 2019 %H A096628 Robert Israel, Table of n, a(n) for n = 1..7804 %H A096628 Eric Weisstein's World of Mathematics, Chebyshev Bias %p A096628 R:= NULL: count:= 0: v:= 0: p:= 2: %p A096628 for i from 2 while count < 100 do %p A096628 p:= nextprime(p); %p A096628 if p mod 4 = 3 then v:= v+1 %p A096628 else v:= v-1 %p A096628 fi; %p A096628 if v < 0 then R:= R,i; count:= count+1 fi %p A096628 od: %p A096628 R; # _Robert Israel_, Apr 17 2023 %Y A096628 Cf. A007350, A038691, A038698, A051024, A051025, A066520, A199547. %K A096628 nonn %O A096628 1,1 %A A096628 _Eric W. Weisstein_, Jul 01 2004 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE