E.g.f.: tanh(log(x+1)-sin(x))=-1/2!*x^2+3/3!*x^3-6/4!*x^4+23/5!*x^5...

A013217

E.g.f.: tanh(log(x+1)-sin(x))=-1/2!*x^2+3/3!*x^3-6/4!*x^4+23/5!*x^5...

Terms

    a(0) =0a(1) =0a(2) =-1a(3) =3a(4) =-6a(5) =23a(6) =-90a(7) =91a(8) =2520a(9) =-37549a(10) =461160a(11) =-5366339a(12) =58528008a(13) =-607263295a(14) =5930324400a(15) =-49004509553a(16) =192095423520

External references