Denominator of 4*(Integral_{x=0..1} (1-x^2)^((2n-1)/2) dx)/Pi.

A086891

Denominator of 4*(Integral_{x=0..1} (1-x^2)^((2n-1)/2) dx)/Pi.

Terms

    a(0) =1a(1) =4a(2) =8a(3) =64a(4) =640a(5) =2560a(6) =35840a(7) =114688a(8) =688128a(9) =13762560a(10) =14417920a(11) =346030080a(12) =1799356416a(13) =2399141888a(14) =23991418880a(15) =767725404160

External references