2162212domain: NAppears in sequencesNumerators of Taylor series for tan(x + Pi/4).at n=12A046982a(n) = numerator of (Zeta(2*n+1,1/4) - Zeta(2*n+1,3/4))/Pi^(2*n+1) where Zeta is the Hurwitz zeta function.at n=6A360945