23087388720domain: NAppears in sequencesList of fixed points of the base-9 Kaprekar map A165110.at n=5A165114Consider the base-9 Kaprekar map n->K(n) defined in A165110. Sequence gives least elements of each cycle, including fixed points.at n=16A165119Smallest member of cycle corresponding to n-th term of A165127.at n=17A165128