tan(arctanh(x)-log(x+1)) = 1/2!*x^2 + 6/4!*x^4 + 150/6!*x^6 + 7560/8!*x^8...

A013296

tan(arctanh(x)-log(x+1)) = 1/2!*x^2 + 6/4!*x^4 + 150/6!*x^6 + 7560/8!*x^8...

Terms

    a(0) =0a(1) =1a(2) =6a(3) =150a(4) =7560a(5) =642600a(6) =82328400a(7) =14799985200

External references