sec(cos(x)*sin(x))=1+1/2!*x^2-11/4!*x^4-83/6!*x^6+10505/8!*x^8...
A012478
sec(cos(x)*sin(x))=1+1/2!*x^2-11/4!*x^4-83/6!*x^6+10505/8!*x^8...
Terms
- a(0) =1a(1) =1a(2) =-11a(3) =-83a(4) =10505a(5) =6009a(6) =-60553539a(7) =2140355557
External references
- oeis: A012478