sec(sinh(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+107/4!*x^4-490/5!*x^5...

A013023

sec(sinh(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+107/4!*x^4-490/5!*x^5...

Terms

    a(0) =1a(1) =0a(2) =4a(3) =-6a(4) =107a(5) =-490a(6) =7684a(7) =-65877a(8) =1090337a(9) =-13921668a(10) =257455734a(11) =-4331216175a(12) =90917175543

External references