1787109376domain: NAppears in sequencesAutomorphic numbers: m^2 ends with m.at n=18A003226a(n) = 16^(5^n) mod 10^n: Automorphic numbers ending in digit 6, with repetitions.at n=9A016090Numbers m such that m-th triangular number (A000217) ends in m.at n=11A067270Least n-digit automorphic number.at n=9A094190