Denominator of the coefficient of x^(2n) in expansion of 1/x^4 - 1/(3*x^2) - 1/(x^3*arctanh(x)).

A195466

Denominator of the coefficient of x^(2n) in expansion of 1/x^4 - 1/(3*x^2) - 1/(x^3*arctanh(x)).

Terms

    a(0) =45a(1) =945a(2) =14175a(3) =467775a(4) =638512875a(5) =1915538625a(6) =488462349375

External references