# Definition:Automorphic Number/Sequence

 $\displaystyle 1$ $:$ $\displaystyle 1^2$ $\displaystyle = 1$ $\displaystyle 5$ $:$ $\displaystyle 5^2$ $\displaystyle = 25$ $\displaystyle 6$ $:$ $\displaystyle 6^2$ $\displaystyle = 36$ $\displaystyle 25$ $:$ $\displaystyle 25^2$ $\displaystyle = 625$ $\displaystyle 76$ $:$ $\displaystyle 76^2$ $\displaystyle = 3776$ $\displaystyle 376$ $:$ $\displaystyle 376^2$ $\displaystyle = 141 \, 376$ $\displaystyle 625$ $:$ $\displaystyle 625^2$ $\displaystyle = 390 \, 625$ $\displaystyle 9 \, 376$ $:$ $\displaystyle 9 \, 376^2$ $\displaystyle = 87 \, 909 \, 376$