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Search: id:A145639
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%I A145639
%S A145639 264,203020,86622136,155226869062,357642706328312,1007121861020611852,
%T A145639 3351701553476597181976,858035597690008879399669,
%U A145639 1244723640382306214386523896,1210867157363907485355224291060
%N A145639 Numerator of the polynomial A_l(x) = sum_{d=1..l-1} x^(l-d)/d for index 
               l=2n+1 evaluated at x=16.
%C A145639 For denominators see A145640. For general properties of A_l(x) see A145609.
%t A145639 m = 16; aa = {}; Do[k = 0; Do[k = k + m^(2 r + 1 - d)/d, {d, 1, 2 r}]; 
               AppendTo[aa, Numerator[k]], {r, 1, 25}]; aa (*Artur Jasinski*)
%Y A145639 Cf. A145609 - A145640.
%Y A145639 Sequence in context: A035315 A107507 A013974 this_sequence A116501 A151602 
               A051976
%Y A145639 Adjacent sequences: A145636 A145637 A145638 this_sequence A145640 A145641 
               A145642
%K A145639 frac,nonn
%O A145639 1,1
%A A145639 Artur Jasinski (grafix(AT)csl.pl), Oct 14 2008
%E A145639 Edited by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 21 2009

    
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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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