10000024domain: NAppears in sequencesLeast multiple of n in which the n-th digit from left is 4.at n=7A113559a(n) = smallest number that leads to a new cycle under the Kaprekar map of A151949.at n=12A151964a(n) = the smallest multiple of n with n digits and exactly n divisors. a(n) = 0 if no such number exists.at n=7A182749