-95040domain: ZAppears in sequencesExpansion of e.g.f. cos(x*sin(x)) (even power only).at n=5A009050Generalized Stirling number triangle of first kind.at n=15A051379Expansion of the exponential generating function (1/2)*(1 + 4*x)*(1 - (1 + 4*x)^(-1/2))/x.at n=6A292220