The numerator of h(n-k)*h(k)/h(n) where h(x) = zeta(2*x)*(4^x-2) and k = floor(n/2).

A242035

The numerator of h(n-k)*h(k)/h(n) where h(x) = zeta(2*x)*(4^x-2) and k = floor(n/2).

Terms

    a(0) =1a(1) =1a(2) =5a(3) =49a(4) =343a(5) =341a(6) =1374230a(7) =562991a(8) =117628797a(9) =5722552563a(10) =274111769750a(11) =767094923209

External references