sec(sin(x)-tan(x))=1+90/6!*x^6+2520/8!*x^8+126630/10!*x^10...

A013358

sec(sin(x)-tan(x))=1+90/6!*x^6+2520/8!*x^8+126630/10!*x^10...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =90a(4) =2520a(5) =126630a(6) =14717340a(7) =1887655770a(8) =305757138960

External references