cp's OEIS Frontend

A094674 Coefficients of polynomial in x multiplying sinh(x) in the modified spherical Bessel function of the first kind i_n(x).

%I A094674 #11 May 06 2020 05:36:22
%S A094674 1,-1,1,0,3,-6,0,-15,1,0,45,0,105,-15,0,-420,0,-945,1,0,210,0,4725,0,
%T A094674 10395,-28,0,-3150,0,-62370,0,-135135,1,0,630,0,51975,0,945945,0,
%U A094674 2027025,-45,0,-13860,0,-945945,0,-16216200,0,-34459425,1,0,1485,0,315315,0,18918900,0
%N A094674 Coefficients of polynomial in x multiplying sinh(x) in the modified spherical Bessel function of the first kind i_n(x).
%e A094674 sinh(x)/x, (x*cosh(x) - sinh(x))/x^2, (-3*x*cosh(x) + (3 + x^2)*sinh(x))/x^3, ...
%e A094674 Triangle begins:
%e A094674     1;
%e A094674    -1;
%e A094674     1, 0,   3;
%e A094674    -6, 0,  -15;
%e A094674     1, 0,   45, 0,  105;
%e A094674   -15, 0, -420, 0, -945;
%e A094674   ...
%Y A094674 Cf. A094675.
%K A094674 sign,tabf
%O A094674 0,5
%A A094674 _Eric W. Weisstein_, May 19 2004
%E A094674 Keyword tabf from _Michel Marcus_, May 06 2020