sech(cos(x)*log(x+1))=1-1/2!*x^2+3/3!*x^3+6/4!*x^4-60/5!*x^5...

A012473

sech(cos(x)*log(x+1))=1-1/2!*x^2+3/3!*x^3+6/4!*x^4-60/5!*x^5...

Terms

    a(0) =1a(1) =0a(2) =-1a(3) =3a(4) =6a(5) =-60a(6) =0a(7) =2310a(8) =-10752a(9) =-84168a(10) =1152240a(11) =2453880a(12) =-154467192a(13) =797768400a(14) =16907851688a(15) =-250017997320

External references