58492domain: NAppears in sequencesa(n) = n*(8*n^2 - 5)/3.at n=28A063523Admirable Harshad numbers n such that the subtracted divisor is equal to the digital sum of n.at n=28A111948Numbers k such that prime(k) divides primorial(j) + 1 for exactly three integers j.at n=6A283928