-108000domain: ZAppears in sequencesE.g.f.: cos(arcsin(x)-arcsinh(x))=1-40/6!*x^6-108000/10!*x^10+246400/12!*x^12...at n=5A013419Triangle read by rows, T(n,k) = (n!)^3 * [x^k] [z^n] hypergeom([], [1, 1], z)^x for n>=0, 0<=k<=n.at n=19A287696