Search: id:A144847
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%I A144847
%S A144847 1,2,2,8,4,8,88,22,88,44,2048,64,1024,256,2048,78656,4916,19664,39328,
%T A144847 78656,39328,4439936,34687,277496,1109984,4439936,1109984,2219968,
%U A144847 344674688,2692771,21542168,43084336,344674688,86168672,172337344
%N A144847 Denominators of triangle T(n,k), n>=0, 0<=k<=n, read by rows: T(n,k) 
               is the coefficient of x^(2k+1) in polynomial u_n(x), used to approximate 
               x->sin(Pi*x)/Pi.
%p A144847 seq (seq (denom (T(n,k)), k=0..n), n=0..9);
%Y A144847 See A144846 for more information on T(n, k).
%Y A144847 Sequence in context: A120399 A144816 A134812 this_sequence A143625 A003612 
               A103839
%Y A144847 Adjacent sequences: A144844 A144845 A144846 this_sequence A144848 A144849 
               A144850
%K A144847 frac,nonn,tabl
%O A144847 0,2
%A A144847 Alois P. Heinz (heinz(AT)hs-heilbronn.de), Sep 22 2008

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