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5s rule

5^2(5 squared) 25
15^2(15 squared) 225
35^2(35 squared) 625
45^2(45 squared) 1225
55^2(55 squared) 2025
65^2(65 squared) 3025
75^2(75 squared) 4225
85^2(85 squared) 5625
95^2(95 squared) 7225
105^2(105 squared) 9025
25^2(25 squared) 625
Created by: 22101091