sec(sinh(x)*sin(x)) = 1+12/4!*x^4+7952/8!*x^8+36180672/12!*x^12...
A012531
sec(sinh(x)*sin(x)) = 1+12/4!*x^4+7952/8!*x^8+36180672/12!*x^12...
Terms
- a(0) =1a(1) =12a(2) =7952a(3) =36180672a(4) =603907465472
External references
- oeis: A012531
A012531
sec(sinh(x)*sin(x)) = 1+12/4!*x^4+7952/8!*x^8+36180672/12!*x^12...