186600domain: NAppears in sequencesa(n) = 576*n^2 - 24.at n=17A158636Expansion of e.g.f. -LambertW(x * (1 - exp(x))).at n=8A357267Vertical moments of inertia of a unit lozenge tiling of the hexagon with side lengths n (see references for exact configuration).at n=19A374083