583712domain: NAppears in sequencesNumber of configurations of the 3-dimensional 3 X 3 X 3 sliding cube puzzle that require a minimum of n moves to be reached, starting with the empty space in the center of the combination cube.at n=11A090574G.f. A(x) satisfies A(x) = 1 + x*A(x)^5 / (1 - x*A(x)^3).at n=7A365193