56476domain: NAppears in sequencesAdmirable Harshad numbers n such that the subtracted divisor is equal to the digital sum of n.at n=26A111948Fifth Lie-Betti number of a path graph on n vertices.at n=19A364579a(n) = Sum_{k=0..n} p(k) where the p(k) are the partial sums of row n of A365676.at n=26A365675