Search: id:A133767
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%I A133767
%S A133767 105,693,2145,4845,9177,15525,24273,35805,50505,68757,90945,117453,
%T A133767 148665,184965,226737,274365,328233,388725,456225,531117,613785,704613,
%U A133767 803985,912285,1029897,1157205,1294593,1442445,1601145,1771077,1952625
%N A133767 a(n) = (4*n+3)*(4*n+5)*(4*n+7).
%H A133767 <a href="Sindx_Rea.html#recLCC">Index entries for sequences related to 
               linear recurrences with constant coefficients</a>
%F A133767 G.f.: G(x) = 3*(35+91*x+x^2+x^3)/(1-x)^4. E.g.f: E(x) = (105+588*x+432*x^2+64*x^3)*exp(x) 
               sum(4/((4*m+3)*(4*m+5)*(4*m+7)),m=0..infinity) = 5/6 - Pi/4.
%p A133767 seq((4*n+3)*(4*n+5)*(4*n+7),n=0..40);
%Y A133767 Sequence in context: A143041 A078420 A152826 this_sequence A166816 A166798 
               A033593
%Y A133767 Adjacent sequences: A133764 A133765 A133766 this_sequence A133768 A133769 
               A133770
%K A133767 easy,nonn
%O A133767 0,1
%A A133767 Miklos Kristof (kristmikl(AT)freemail.hu), Jan 02 2008

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