OFFSET
1,2
COMMENTS
Multiplication with 3*Pi^2/128 gives 0.347155.. = integral_{x=0..infinity} x^2*I_1(x)*K_0(x)*K_1(x) dx, where I and K are Modified Bessel Functions.
EXAMPLE
1.50076736465789329450239385...
MATHEMATICA
RealDigits[HypergeometricPFQ[{3/2, 3/2, 5/2}, {2, 2}, 1/4], 10, 120][[1]] (* Vaclav Kotesovec, Apr 10 2016 *)
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
R. J. Mathar, Oct 19 2015
STATUS
approved