Which are square numbers

square numbers are the numbers that are continued by taking the square of each number. 1, 4, 9, 16, 25, ... n², ... to be countable endless grain.

1. Terim = 1² = 1*1 = 1
2. Terim = 2² = 2*2 = 4
3. Terim = 3² = 3*3 = 9
4. Terim = 4² = 4*4 = 16
5. Terim = 5² = 5*5 = 25

n. Terim = n*n = n² ...

are the numbers built in the form of.