Denominators of a Taylor series expansion of 1/sqrt(cosh(x)) (even powers only).
A190196
Denominators of a Taylor series expansion of 1/sqrt(cosh(x)) (even powers only).
Terms
- a(0) =1a(1) =4a(2) =96a(3) =5760a(4) =645120a(5) =16588800a(6) =30656102400
External references
- oeis: A190196