Denominator D(n) of the rational part in J(n) = Integral_{x=0..Pi/2} x*cos(x)^(2n) dx.
A387583
Denominator D(n) of the rational part in J(n) = Integral_{x=0..Pi/2} x*cos(x)^(2n) dx.
Terms
- a(0) =1a(1) =4a(2) =4a(3) =72a(4) =9a(5) =100a(6) =1800a(7) =176400a(8) =735a(9) =79380a(10) =396900a(11) =4573800a(12) =3430350a(13) =23189166a(14) =48096048a(15) =2404802400a(16) =75150075a(17) =2632529900a(18) =6092426340a(20) =70492497075
External references
- oeis: A387583