58982400domain: NAppears in sequencesLeast m with n*(n+1)/2 divisors.at n=17A081620a(n) = (2*n-8)^2 * 2^(n-3).at n=19A135466a(n) = 2^(2*n)*(n!)^2*Product_{e_k} binomial(2*e_k, e_k) where 2n = Product p_k^e_k is the prime factorization of 2n.at n=4A151932a(n+6) = 6*a(n+4) - 12*a(n+2) + 8*a(n), a(0)..a(5) = 8,0,9,0,8,0.at n=38A243456