a(n) = numerator of (zeta(2*n,1/4) + zeta(2*n,3/4))/Pi^(2*n) where zeta is the Hurwitz zeta function.

A361007

a(n) = numerator of (zeta(2*n,1/4) + zeta(2*n,3/4))/Pi^(2*n) where zeta is the Hurwitz zeta function.

Terms

    a(0) =0a(1) =2a(2) =8a(3) =64a(4) =2176a(5) =31744a(6) =2830336a(7) =178946048a(8) =30460116992a(9) =839461371904

External references