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Search: id:A087453
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%I A087453
%S A087453 0,5,65,790,9555,115525,1396720,16886585,204161685,2468349470,
%T A087453 29842764575,360804095305,4362182828640,52739531723965,637629901296505,
%U A087453 7709053867890950,93203771368320795,1126849435241369885
%N A087453 a(n)=S(n,5) where S(n,m)=sum(k=0,n,binomial(n,k)*Fibonacci(m*k)).
%F A087453 a(n)=13*a(n-1)-11*a(n-2); a(n)=1/sqrt(5)*((13+5*sqrt(5))/2)^n)-1/sqrt(5)*((13-5*sqrt(5))/
               2)^n
%Y A087453 Cf. A001906 (S(n, 1)), A030191 (S(n, 2)).
%Y A087453 Sequence in context: A061184 A118004 A155653 this_sequence A103974 A006278 
               A121822
%Y A087453 Adjacent sequences: A087450 A087451 A087452 this_sequence A087454 A087455 
               A087456
%K A087453 nonn
%O A087453 0,2
%A A087453 Benoit Cloitre (benoit7848c(AT)orange.fr), Oct 23 2003

    
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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