549822domain: NAppears in sequencesa(n) = n*(n + 1)*(n^2 + n + 2)/4.at n=38A001621Coordination sequence for A_38 lattice.at n=2A035864E.g.f.: (exp(1 - exp(x)) - 1)^2 / 2.at n=11A341586Oblong numbers which are products of six distinct primes.at n=13A359127