304038domain: NAppears in sequencesNumbers k such that (1/k) * Sum_{d|k} d*sigma(d) is an integer.at n=32A069520Weight distribution of [127,85,13] primitive binary BCH code.at n=14A151840Depth of Pascal's triangle such that the number of elements in the triangle is a factor of the sum of the elements.at n=36A272934