125 perfect square

125 perfect square

Input interpretation
is 125 a perfect square number?
Result
125 is not a perfect square number
Nearest perfect square numbers
121 | 144
Formula for the nth perfect square number
P(4,n) = n^2 (for positive integers n)
Generating function for the perfect square numbers
sum_(n=1)^infinity P(4,n) x^n = (-x^2 – x)/(x – 1)^3

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