%I A037003
%S A037003 2,19,23,36,57,59,60,70,87,92,104,119,125,126,145,151,157,162,182,183,
%T A037003 188,192,201,202,217,218,223,227,251,254,262,266,271,273,278,293,296,
%U A037003 303,321,339,348,371,376,384,386,392,400,449,453,454,464,480,497,511
%N A037003 Positions of the digit '4' in the decimal expansion of Pi.
%H A037003 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               PiDigits.html">Link to a section of The World of Mathematics.</a>
%t A037003 q=6!;a=RealDigits[Pi,10,q];lst={};Do[b=a[[1]][[n]];If[b==4,AppendTo[lst,
               n-1]],{n,2,q}];lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), 
               Jun 19 2009]
%Y A037003 Cf. A036974.
%Y A037003 Sequence in context: A019348 A155025 A069690 this_sequence A105907 A018696 
               A004023
%Y A037003 Adjacent sequences: A037000 A037001 A037002 this_sequence A037004 A037005 
               A037006
%K A037003 base,nonn
%O A037003 1,1
%A A037003 Nicolau C. Saldanha (nicolau(AT)mat.puc-rio.br)