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Search: id:A134632
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%I A134632
%S A134632 0,6,176,1278,5280,15950,39456,84966,165248,297270,502800,809006,
%T A134632 1249056,1862718,2696960,3806550,5254656,7113446,9464688
%N A134632 5*n^5 + 3*n^3 - 2*n^2. Coefficients and exponents are the prime numbers 
               in decreasing order.
%F A134632 a(n) = 5*n^5 + 3*n^3 - 2*n^2.
%F A134632 G.f.: 2x*(3+70x+156x^2+66x^3+5x^4)/(1-x)^6. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Nov 14 2007
%e A134632 a(4)=5280 because 4^5=1024, 5*1024=5120, 4^3=64, 3*64=192, 4^2=16, 2*16=32 
               and we can write 5120+192-32=5280.
%Y A134632 Cf. A000290, A000578, A000584, A045991, A100019, A133072.
%Y A134632 Sequence in context: A166762 A055165 A071095 this_sequence A024277 A012177 
               A012227
%Y A134632 Adjacent sequences: A134629 A134630 A134631 this_sequence A134633 A134634 
               A134635
%K A134632 nonn
%O A134632 0,2
%A A134632 Omar E. Pol (info(AT)polprimos.com), Nov 04 2007

    
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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